HOW MANY GRAMS OF WATER FROM WHEN 1.24 L OF H2 GAS AT STP COMPLETELY REACTS...

Question

Question

HOW MANY GRAMS OF WATER FROM WHEN 1.24 L OF H2 GAS AT STP COMPLETELY REACTS WITH O2? 2H2(g)+O2(g)=2H2O(g) a. 1.77 g b. 1.00 g c. 1.24 g d. 2.00 g

science chemistry

Answer 1

Similar Homework Help Questions

How many grams of magnesium oxide form when 14.8 L of oxygen gas, measured at STP,...

How many grams of magnesium oxide form when 14.8 L of oxygen gas, measured at STP, completely reacts with magnesium metal according to this reaction? 2 Mg(s) + O2(g) → 2 MgO(s)
How many grams of NH3 form when 24.3 L of H2(g) (measured at STP) reacts with...

How many grams of NH3 form when 24.3 L of H2(g) (measured at STP) reacts with N2 to form NH3 according to this reaction? N2(g)+3H2(g)→2NH3(g)
Express your answer with the appropriate units. 1. How many milliliters of oxygen gas at STP...

Express your answer with the appropriate units. 1. How many milliliters of oxygen gas at STP are released from heating 2.05 g of mercuric oxide? 2HgO(s)→2Hg(l)+O2(g) 2.How many grams of iron(III) carbonate decompose to give 61.2 mL of carbon dioxide gas at STP?Fe2(CO3)3⟶ΔFe2O3(s)+3CO2(g) 3. How many milliliters of oxygen gas at STP are released from heating 2.05 g of mercuric oxide? 2HgO(s)→2Hg(l)+O2(g) 4.Assuming constant conditions, how many milliliters of chlorine gas react to yield 2.00 L of dichlorine trioxide?Cl2(g)+O2(g)→Cl2O3(g) 5.Assuming...

How many liters of CH3OH gas are formed when 3.20 L are completely reacted at STP...

How many liters of CH3OH gas are formed when 3.20 L are completely reacted at STP according to the following chemical reaction? Remember, 1 mole of an ideal gas has a volume of 22.4 L at STP Please format it with all of the conversions! Question 26 of 30 Submit How many liters of CH3OH gas are formed when 3.20 L of Hz gas are completely reacted at STP according to the following chemical reaction? Remember 1 mol of an...
An oxygen gas container has a volume of 20.0 L. How many grams of oxygen are in the container if the gas has a pressure...

An oxygen gas container has a volume of 20.0 L. How many grams of oxygen are in the container if the gas has a pressure of 887 mmHg at 24 ∘C? Mg metal reacts with HCl to produce hydrogen gas. Mg(s)+2HCl(aq)→MgCl2(aq)+H2(g) What volume of hydrogen at 0 ∘C and 1.00 atm (STP) is released when 9.40 g of Mg reacts? How many grams of magnesium are needed to prepare 6.90 L of H2 at 775 mmHg and 20 ∘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 45.0 L of H2 gas at a pressure of 0.888 atm and a temperature of 32 °C?

Gas stoichiometry 1. Assume that 5.60 L of hydrogen gas at STP reacts with copper (II)oxide...

Gas stoichiometry 1. Assume that 5.60 L of hydrogen gas at STP reacts with copper (II)oxide according to the following balanced equation: CuO (s) + H2(g) → Cu (s) + H20 (9) a. How many moles of H2 react? b. How many moles of copper are produced? c. How many grams of copper are produced? Partial pressure: 1. What is the total pressure exerted by a mixture of 2.00 g of H2(g) and 8.00 g of N2(g) at 273 K...
Part A How many grams of NH3 form when 26.2 L of H2(g) (measured at STP)...

Part A How many grams of NH3 form when 26.2 L of H2(g) (measured at STP) reacts with N, to form NH, according to this reaction? N2(g) + 3 H2(g) + 2 NH3 (9) O AXO * ROO? MNH, Submit Request Answer Provide Feedback
How many grams of H2O will be formed when 31.78 mol H2 is mixed with 2.64...

How many grams of H2O will be formed when 31.78 mol H2 is mixed with 2.64 mol of O2 and allowed to react to form water according to the reaction below? 2H2 + O2 -----> 2H2O (Note: Determine the limiting reagent first) 7.3 g 286 g 23.6 g 94.6 g 144 g

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 827 torr at 22 ∘C?