# chemistry

posted by .

How many grams of calcium nitrate, Ca(NO3)2, contains 24 grams of oxygen?

• chemistry -

refer to the equation above what do you to happen to the mass of the mass of the cups during this reaction? explain

• chemistry -

1 mole Ca(NO3)2 (the molar mass in grams) contains how many grams of oxygen? That will be 6*16 = 96 grams. Therefore,
164 g contains 96 g oxygen.
Set up a proportion and solve for g Ca(NO3)2 needed to obtain 24 g oxygen. Post your work if you get stuck.

## Similar Questions

1. ### chemistry

How many grams of calcium nitrate, Ca(NO3)2, are needed to make 100 mL of a .5 M solution?
2. ### Chemistry

How many grams of silver nitrate must react to give 67.5 grams of Ag according to the balanced equation. Cu(s) + 2 AgNO3(aq) --> Cu(NO3)2(aq) + 2 Ag(s)
3. ### Chemistry

How many grams of barium nitrate is needed to form a solution with 5.00 mass% Ba (NO3)2 in 400 grams of water.
4. ### Chemistry

Calcium oxide can be prepared by heating calcium metal in oxygen according to the reaction: 2Ca+ O(2) --> 2CaO. How many grams of calcium would be needed to produce 15.0 grams of calcium oxide?
5. ### Chemistry

For the following chemical reaction, what mass of silver nitrate in grams will be needed to produce 3.91 mol of calcium nitrate?
6. ### Chemistry

A solution of calcium nitrate, Ca(NO3)2, reacts with a solution of ammonium fluoride, NH4F, to form solid calcium fluoride, CaF2, and ammonium nitrate, NH4NO3(aq). When 45.00 mL of 4.8724 x 10-1 M Ca(NO3)2 solution was added to 60.00 …
7. ### chemistry

In the following reaction, how many grams of lead(II) nitrate Pb(NO3)2 will produce 425 grams of sodium nitrate (NaNO3)?
8. ### CHEM MOLES !@@!

Mole Calculation Worksheet 1) How many moles are in 15 grams of lithium?
9. ### Chemistry

1. Iron oxide and carbon monoxide react according to the following equation . Identify which reactant is limiting and which is excess if 43.5 grams of Fe2O3 reacts with 43.5 grams of CO Fe2O3 + 3CO2 --> 3CO2 + 2Fe 2. Calculate the …
10. ### Chemistry (Check)

Determine the type of chemical reaction, find the limiting reagent, determine the amount of product in grams, and the amount in grams of excess reagent. Calcium nitrate is decomposed with heat to give calcium nitrite and oxygen gas. …

More Similar Questions