Question

Calcium hydride, CaH2, reacts with water to form hydrogen gas. CaH2(s) + 2 H2O(l) Ca(OH)2(aq) +...

Calcium hydride, CaH2, reacts with water to form hydrogen gas. CaH2(s) + 2 H2O(l) Ca(OH)2(aq) + 2 H2(g) This reaction is sometimes used to inflate life rafts, weather balloons, and the like, where a simple, compact means of generating H2 is desired.

How many grams of CaH2 are needed to generate 13.0 L of H2 gas if the pressure of H2 is 740. torr at 22°C? g

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Calcium hydride, CaH2, reacts with water to form hydrogen gas. CaH2(s) + 2 H2O(l) Ca(OH)2(aq) +...
Calcium hydride, CaH2, reacts with water to form hydrogen gas. CaH2(s) + 2 H2O(l) Ca(OH)2(aq) + 2 H2(g) This reaction is sometimes used to inflate life rafts, weather balloons, and the like, where a simple, compact means of generating H2 is desired. How many grams of CaH2 are needed to generate 16.0 L of H2 gas if the pressure of H2 is 740. torr at 24°C?
Calcium hydride, CaH2, reacts with water to form hydrogen gas: CaH2(s)+2H2O(l)→Ca(OH)2(aq)+2H2(g) This reaction is sometimes used...
Calcium hydride, CaH2, reacts with water to form hydrogen gas: CaH2(s)+2H2O(l)→Ca(OH)2(aq)+2H2(g) This reaction is sometimes used to inflate life rafts, weather balloons, and the like, where a simple, compact means of generating H2 is desired. How many grams of CaH2 are needed to generate 146 L of H2 gas if the pressure of H2 is 823 torr at 22 ∘C?
Calcium hydride (CaH2) reacts with water to form hydrogen gas: CaH2(s) + 2H2O(l) → Ca(OH)2(aq) +...
Calcium hydride (CaH2) reacts with water to form hydrogen gas: CaH2(s) + 2H2O(l) → Ca(OH)2(aq) + 2H2(g) How many grams of CaH2 are needed to generate 55.0 L of H2 gas at a pressure of 0.811 atm and a temperature of 32°C?
Calcium hydride (CaH2) reacts with water to form hydrogen gas:CaH2(s) + 2H2O(l) → Ca(OH)2(aq) + 2H2(g)How...
Calcium hydride (CaH2) reacts with water to form hydrogen gas:CaH2(s) + 2H2O(l) → Ca(OH)2(aq) + 2H2(g)How many grams of CaH2are needed to generate 48.0 L of H2gas at a pressure of 0.888 atm and a temperature of 32°C?
Calcium hydride (CaH 2) reacts with water to form hydrogen gas: CaH 2 (s) + 2H...
Calcium hydride (CaH 2) reacts with water to form hydrogen gas: CaH 2 (s) + 2H 2O (l) → Ca(OH) 2 (aq) + 2H 2 (g) How many grams of CaH 2 are needed to generate 48.0 L of H 2 gas at a pressure of 0.888 atm and a temperature of 32 °C?
Calcium oxide reacts with water in a combination reaction to produce calcium hydroxide: BaO(s)+H2O(l)-->Ba(OH)2(s) In a...
Calcium oxide reacts with water in a combination reaction to produce calcium hydroxide: BaO(s)+H2O(l)-->Ba(OH)2(s) In a particular experiment, a 1.50-g sample of BaO is reacted with excess water and 1.29 g of Ba(OH)2 is recovered. Calculate the theoretical yield and the percent yield of Ba(OH)2 in this experiment.
Write a balanced net ionic equation. Ca(OH)2 (aq) + H3PO4 (aq) (Weak Acid)  →  CaHPO4 (aq) + H2O...
Write a balanced net ionic equation. Ca(OH)2 (aq) + H3PO4 (aq) (Weak Acid)  →  CaHPO4 (aq) + H2O (l) SrBr2 (aq) + (NH4)2CO3 (aq)  →  SrCO3 (s) + NH4Br (aq) Al(OH)3 (s) + HBr (aq)  →  AlBr3 (aq) + H2O (l) Al (s) + HCl (aq)  →  AlCl3 (aq) + H2 (g)
Zinc reacts with aqueous sulfuric acid to form hydrogen gas: Zn(s) + H2SO4(aq) → ZnSO4(aq) +...
Zinc reacts with aqueous sulfuric acid to form hydrogen gas: Zn(s) + H2SO4(aq) → ZnSO4(aq) + H2(g) In an experiment, 225 mL of wet H2 is collected over water at 27 °C and a barometric pressure of 765torr. How many grams of Zn have been consumed? The vapor pressure of water at 27 °C is 26.74 torr.
Aluminum reacts with aqueous sodium hydroxide to produce hydrogen gas according to the following equation: 2Al(s)...
Aluminum reacts with aqueous sodium hydroxide to produce hydrogen gas according to the following equation: 2Al(s) + 2NaOH(aq) + 6H2O(ℓ) 2NaAl(OH)4(aq) + 3H2(g) In an experiment, the H2 gas is collected over water in a vessel where the total pressure is 758 torr and the temperature is 20°C, at which temperature the vapor pressure of water is 17.5 torr. Under these conditions, the partial pressure of H2 is __torr. If the wet H2 gas formed occupies a volume of 9.60...
How many grams of CaCl2 are formed when 35 mL of .237 M Ca(OH)2 reacts with...
How many grams of CaCl2 are formed when 35 mL of .237 M Ca(OH)2 reacts with excess Cl2 gas? 2 Ca(OH)2 (aq) + 2Cl2 (g) yield Ca(OCl)2 (aq) + CaCl2 (s) + 2H20 (l)
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT