24/7 Phone Services 0086(371)86&15&18&27
Send to E-mail [email protected]
[email protected] Development Zone, Zhengzhou, China

write the empirical chemical formula of x ? yahoo answers

write the empirical chemical formula of x ? yahoo answers

write the empirical chemical formula of x ? yahoo answers

Tel: 0086(371)86&15&18&27

Mail: [email protected]

Write the empirical chemical formula of X .? | Yahoo AnswersAug 28, 2014 · 63.1g C --> 5.26 mol C / 1.97 = 2.66 mol C x 3 = 8 mol C 5.29g H --> 5.24 mol H / 1.97 = 2.66 mol H x 3 = 8 mol H 31.5g O --> 1.97 mol O / 1.97 = 1 mol O x 3 = = 3 mol OUnderstand that the subscripts in the formula represent the moles of each element in 1 mole of the compound. Therefore, convert the masses to mole...2Take a hypothetical sample of 100.00 grams of the compound:(63.1 g C) / (12.01078 g C/mol) = 5.2536 mol C(5.29 g H) / (1.007947 g H/mol) = 5.2483...1Theres only 99.89%.. Wheres the other .11%? would the .11% represent an unknown element in the compound? or is it 99.89% out of 99.89%?.. Here use...0How to find the empirical chemical formula ...Jul 30, 2014Write the molecular formula of X? | Yahoo AnswersJan 06, 2013See more results

lab on chemical bonding? | Yahoo Answers

Apr 28, 2008 · does anyone know where i can find the answers to the post-lab questions for Flinn ChemTopic Labs on Chemical Bonding? the first question is: Name the two possible products in the precipitation reaction of copper(II) chloride with sodium phosphate. Use the charges on the ions to predict the empirical formulas of the products. the next is: Based on common knowledge, which product is how do i write butane as a chemical write the empirical chemical formula of x ? yahoo answers - Yahoo AnswersJan 22, 2013 · The above is NOT a chemical formula. Examples of chemical formulas for butane are the empirical formula C2H5, the molecular formula C4H10, and the condensed (or semi-structural) formula CH3CH2CH2CH3. I think that you may be looking for the condensed (or semi-structural) formula CH3CH2CH2CH3. But I do not know for sure The term chemical formula write the empirical chemical formula of x ? yahoo answersempirical formula? | Yahoo AnswersNov 16, 2006 · when i calculate the empirical formula of Iridium with the mass of 62.75 and Fluorine 37.25..i got 1 and 6?is that correct?

define chemical formula? | Yahoo Answers

Dec 11, 2007 · There are two possible chemical formulas: the empirical formula, and the molecular formula. Empirical formula is the lowest whole-number ratio of the elements present. Molecular formula describes the atomic makeup of a molecule, so it does not have to be the lowest whole numbers. e.g. benzene (C6H6) or acetylene (C2H2).Writing the chemical formula for lead(II write the empirical chemical formula of x ? yahoo answers - Yahoo AnswersAug 13, 2011 · Here's how to do this: Pb (2+) + NO3 (1-) = Pb1 (NO3)2 <----when you simplify the numbers (because you dont have to write the 1 in Pb), you get Pb (NO3)2. *The 2 from the lead is the subscript for the nitrate, and the 1 from the nitrate is the subscript for the lead. I learned this shortcut in my chemistry class last year.Write the empirical formula of copper write the empirical chemical formula of x ? yahoo answers - Yahoo AnswersOct 01, 2013 · Write the empirical formula of copper chloride based on the experimental data. Express your answer as a chemical formula write the empirical chemical formula of x ? yahoo answers..Trial Volume of copper chloride solution (mL)

Write the empirical formula of copper write the empirical chemical formula of x ? yahoo answers - Yahoo Answers

Apr 11, 2010 · In a student experiment, the empirical formula of a copper halide was found by adding aluminum metal to an aqueous solution of the halide, displacing copper metal. The copper metal was filtered, washed with distilled water, dried, and weighed; three separate determinations were performed. The copper halide solution contained 42.62 \rm g of copper chloride per liter.Write the empirical formula of X? | Yahoo AnswersJan 13, 2013 · Divide by the smallest number of moles: (5.2619 mol C) / 1.9750 mol = 2.66. (5.2781 mol H) / 1.9750 mol = 2.67. (1.9750 mol O) / 1.9750 mol = Write the empirical chemical formula of x? | Yahoo AnswersMar 15, 2011 · Measurements show that unknown compound x has the following composition: element Mass. Carbon 18.1%. Hydrogen 2.27%. Chlorine 79.8%. Carbon: 18.1/12.0107=1.51/1.51=1.00. Hydrogen

Write the empirical chemical formula of X .? | Yahoo Answers

Aug 28, 2014 · 63.1g C --> 5.26 mol C / 1.97 = 2.66 mol C x 3 = 8 mol C 5.29g H --> 5.24 mol H / 1.97 = 2.66 mol H x 3 = 8 mol H 31.5g O --> 1.97 mol O / 1.97 = 1 mol O x 3 = = 3 mol OUnderstand that the subscripts in the formula represent the moles of each element in 1 mole of the compound. Therefore, convert the masses to mole write the empirical chemical formula of x ? yahoo answers2Take a hypothetical sample of 100.00 grams of the compound:(63.1 g C) / (12.01078 g C/mol) = 5.2536 mol C(5.29 g H) / (1.007947 g H/mol) = 5.2483 write the empirical chemical formula of x ? yahoo answers1Theres only 99.89%.. Wheres the other .11%? would the .11% represent an unknown element in the compound? or is it 99.89% out of 99.89%?.. Here use write the empirical chemical formula of x ? yahoo answers0How to find the empirical chemical formula write the empirical chemical formula of x ? yahoo answersJul 30, 2014Write the molecular formula of X? | Yahoo AnswersJan 06, 2013See more resultsWhy do we write the chemical formula of write the empirical chemical formula of x ? yahoo answers - Yahoo AnswersSep 14, 2006 · relies upon on your direction and the reason of the instructor in asking the question. I coach chemistry and if I requested this way (deliberately writing H first) of question my reason might want to be to be sure in case you recognize the conventions of writing formula and may want to understand that ammonia is written as NH3.What is the empirical formula of ascorbic acid,? | Yahoo write the empirical chemical formula of x ? yahoo answersNov 28, 2012 · Whole Oxygen within the reactants = (A x Z) + (B x 2) And the Oxygen is conserved so the total Oxygen within the reactants is the same as the complete Oxygen in the merchandise: AZ +

What is the empirical formula for the write the empirical chemical formula of x ? yahoo answers - Yahoo Answers

Nov 17, 2006 · Favourite answer. 1) determine the mass of carbon, hydrogen and oxygen. carbon: 7.793 g x (12 / 44) = 2.125 g. hydrogen: 3.190 g x (2 / 18) = 0.354 g. oxygen: 3.192 - 2.125 - .354 = 0.713 g. 2) convert to moles. carbon: 2.125 / 12 = 0.177 mol.What is the Chemical Formula for Boron and write the empirical chemical formula of x ? yahoo answers - Yahoo Mar 27, 2011 · Your lewis structure diagram will look like this: BP: Boron is an exception to the octet rule. It cannot have eight electrons in its valence shell as it only has 3 valence electrons and after bonding, it can only have a maximum of 6 valence electrons.Magnesium Oxide empirical formula help!!!!? | Yahoo AnswersOct 31, 2009 · 5 years ago. mass of Mg = 33.9 - 33.7 = 0.2 grams mass of MgO = 34 - 33.7 = 0.3 grams moles of Mg = 0.2 g x 1 mol/24.3 g = 8.2x10^-3 moles moles MgO = 0.3 g x 1 mol/ 40.3 g = 7.4x10^-3 moles Ratio of moles of Mg to Oxygen = 8.2x10^-3/7.4x10^-3 = 1.1 to 1 Whole number ratio of Mg to Oxygen = 1:1 Empirical formula = MgO.

How would I write an empirical formula for - Yahoo Answers

Aug 01, 2010 · An empirical formula is basically a molecular formula written in its simplest form; just like simplifying in mathematics. For part a), Hydrazine, we can see that both can be divided by two, so it write the empirical chemical formula of x ? yahoo answersAn empirical formula is the simplest whole number ratio of atoms, So N2H4 can be simplified to NH2 (divide both numbers by 2)and C6H12O6 woul write the empirical chemical formula of x ? yahoo answersBest answer · 2A molecular formula tells you the exact composition of a compound.An empirical formula tells you the ratio of the number of atoms in the compound write the empirical chemical formula of x ? yahoo answers0Hello there :DAn empirical formula is basically a molecular formula written in its simplest form; just like simplifying in mathematics.For write the empirical chemical formula of x ? yahoo answers0empirical formular is the smallest ratio of the componants, so for glucose, C6H12O6, all can be devided by 6, so the emp formular is CH2Oso for write the empirical chemical formula of x ? yahoo answers0How to find the empirical chemical formula write the empirical chemical formula of x ? yahoo answers - Yahoo AnswersJul 31, 2014 · Divide by the smallest number of moles: (1.4903 mol C) / 1.4903 mol = 1.000. (2.2422 mol H) / 1.4903 mol = 1.505. (2.2480 mol Cl) / 1.4903 mol = 1.508. To achieve integer coefficients, multiply by 2. Then round to the nearest whole numbers to find the empirical formula: C2H3Cl3. write the empirical chemical formula of x ? yahoo answersShow more.Empirical formula and ratios help? | Yahoo AnswersApr 24, 2011 · a) 42.9% carbon, 57.1% oxygen. 42.9 C/12 at. wt = 3.575. 57.1 O/16 at. wt. oxygen = 3.568. Since the two numbers are almosy 3.57, that means there is a 1:1 ratio of carbon to oxygen. 1:1 cor carrbon and oxygen = CO (carbon monoxide). write the empirical chemical formula of x ? yahoo answersShow more.EMPIRICAL FORMULA QUESTION NEED ANSWERING AHH? | Yahoo AnswersAug 03, 2011Which compound has the empirical formula write the empirical chemical formula of x ? yahoo answersMay 07, 2010How do i determine the empirical formula of copper write the empirical chemical formula of x ? yahoo answersNov 14, 2009See more results

Chemistry: Empirical Formula from write the empirical chemical formula of x ? yahoo answers - Yahoo Answers UK

May 16, 2008 · In a student experiment, the empirical formula of a copper halide was found by adding aluminum metal to an aqueous solution of the halide, displacing copper metal. The copper metal was filtered, washed with distilled water, dried, and weighed; three separate determinations were performed. The copper halide solution contained 42.62 of copper chloride per liter.Chemical formula for Mercury (I) Chloride? | Yahoo AnswersSep 20, 2011 · I have this science question that asks me to name the chemical formula for Mercury (I) Chloride. So.. Mercury (I) would have a charge of 1+ and Chloride would have a charge of 1- so wouldn't it be: HgCl?? But according to my teacher he says its Hg2Cl2. WHY???? btw, 2 is the subscript, i can't put subscripts in yahoo.Chemical and Empirical formula of Ibuprofen? | Yahoo AnswersJun 21, 2007 · 6.5 x 2 = 13 C. 9.0 x 2 = 18 H. 1.0 x 2 = 2 O. so the empirical formula is C13H18O2. C13H18O2 = 206g/mol. the molecular formula is also C13H18O2

Chemical Formulas for Manganese (IV) Oxide write the empirical chemical formula of x ? yahoo answers - Yahoo

Jun 15, 2011 · Mn^-4 + O2^-2 -> Mn2(O2)4 which reduces to Mn(O2)2 or MnO4. Could MnO4 be a correct formula? Roman numeral IV means the charge on manganese = +4. Oxide means the charge on oxygen = -2. Correct formula = Mn+4 (O-2)2 = MnO2. Peroxide means the charge on oxygen = -1. Correct formula = Mn+4 (O-1)4 = MnO4

Leave a message

Message information

Please describe your brand size and data volume in detail to facilitate accurate quotation

Client Image 1
Client Image 2
Client Image 3
Client Image 4
Client Image 5
Client Image 6
Client Image 7
Client Image 8
Client Image 9
Client Image 10
Client Image 11
Client Image 12