# Chem

posted by sarah

How many grams of Cl are in 365 g of CaCl2?

1. sarah

So far I have gotten the total mass which is 110 and then did 70/110 to get .63

2. DrBob222

365 x (2Cl/CaCl2) where 2Cl is 2*atomic mass Cl and CaCl2 is molar mass CaCl2.

## Similar Questions

1. ### chemistry

A sample of CH2F2 with a mass of 19g contains _________ atoms of F CH2F2= 52.03 x = grams of F x/19 = 38/52.03 x= 13.88 grams 13.88/38 = 0.365 moles 0.365*6.02x10^23 = 2.2x10^23 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ But it tells …
2. ### chem

158.5 mL of a AgNO3 solution at 5.0M was combined with a 3.5M CaCl2 solution. 110.5g of AgCl was recovered. Given that the CaCl2 is the limiting reagent, how many milliliters of the 3.5M CaCl2 solution was used?
3. ### chem

How many grams of CaCl2 would be required to be added to water to prepare 1 Liter (1000ml) of a 1.72% (w/v) aqueous solution of CaCl2?

How many grams of CaCl2 would be required to be added to water to prepare 1liter (1000ml) of a 1.72% (w/v) aqueous solution of CaCl2?
5. ### chem

How many grams of CaCl2 (molar mass = 111.0 g/mol) are needed to prepare 4.44 L of 0.500 M CaCl2 solution?
6. ### chem hwk help!

Given the following reaction: 3 CaCl2 + 2 H3PO4 Ca3(PO4)2 + 6 HCl How many grams of H3PO4 are needed to react completely with 1.837 g of CaCl2?
7. ### Chem

in the reaction NO3+CaCl2=2AgCl+Ca(NO3)2, how many grams of excess will remain when 20 grams of AgNO3 are reacted with 15 grams of CaCl2
8. ### chem com

How many moles is 158.5 grams of CaCl2
9. ### science-gen chem

if 0.969 g of CaCl2 is mixed with 1.111 g of KlO3 how many grams of solid Ca(IO3)2 can theoretically be made?
10. ### Chemistry

How mush CaCl2, in grams, is needed to make 2.0 L of a 3.5M solution?

More Similar Questions