How many mL of hydrogen would be produced if we ran the system for 2 minutes...

Question

Question

How many mL of hydrogen would be produced if we ran the system for 2 minutes and 42 seconds at 22 mA at 22oC and 710 mm Hg?

science chemistry

Answer 1

Answer #1

Answer:-

This question is solved by using the simple concept of electrochemistry and the ideal gas equation.

The answer is given in the image,

Answer 2

Similar Homework Help Questions

If the hydrogen used was produced by the reaction of carbon with steam, how many kilograms...

If the hydrogen used was produced by the reaction of carbon with steam, how many kilograms of carbon would have been needed to produce enough hydrogen to fill the dirigible at 25 ∘C and 741 mm Hg pressure? C(s)+H2O(g)→CO(g)+H2(g) How many milliliters of O2 gas at 25 ∘C and 1.00 atm pressure are obtained by the thermal decomposition of 0.240 g of KMnO4? The balanced equation for the reaction is 2KMnO4(s)→K2MnO4(s)+MnO2(s)+O2(g).
8. How many mL of hydrogen would be collected at a pressure of 765 torr and...

8. How many mL of hydrogen would be collected at a pressure of 765 torr and 22°C in a reaction between 0.350 g Al and an excess of HCl(aq). (2 Pts.)
7. How many mL of water is produced when 4.7L of hydrogen gas reacts with oxygen?...

7. How many mL of water is produced when 4.7L of hydrogen gas reacts with oxygen? Hint: Balance the equation! H2(g)+ 02(g)H20(g)

A. 2 H2 + O2 → 2 H2O How many kg of H2O would be produced...

A. 2 H2 + O2 → 2 H2O How many kg of H2O would be produced from 300.0 kilograms of hydrogen gas? B. Given the following equation: 2 Al + 6 HCl → 2 AlCl3 + 3H2 If 20.0 mol of Al completely react, how many many moles of hydrogen gas would be produced? NOTE: All numbers located immediately after elemental symbols should be considered subscripts. c. Given the following equation: 2 H2 + O2 → 2 H2O How many...
How many liters of hydrogen gas would be produced by the reaction of 40.4 g of...

How many liters of hydrogen gas would be produced by the reaction of 40.4 g of Al with excess HCl at STP according to the following reaction? 2 Al (s) + 6 HCl (aq) → 2 AlCl₃ (aq) + 3 H₂ (g)
How many liters of H2 gas would be produced when a 100.0 mL solution of 165.8...

How many liters of H2 gas would be produced when a 100.0 mL solution of 165.8 mM HCl is reacted with excess zinc as described by the reaction below? Assume a temperature of 31.2C and a pressure of 1.199 atm. Express your answer in liters using at least three significant figures. Zn (s) + 2 HCl (aq) ⟶ ZnCl2 (aq) + H2 (g)

15.5 mL of CO2 was produced at 25.0°C and 790.0 mm Hg.

Acid precipitation dripping on limestone produces carbon dioxide by the following reaction: 15.5 mL of CO2 was produced at 25.0°C and 790.0 mm Hg. Part 1 How many moles of CO2 were produced? Part 2 (1 point) How many milligrams of CaCO3, were consumed?
21. (D) neither I nor II If 66 mL of hydrogen at STP were used, how...

21. (D) neither I nor II If 66 mL of hydrogen at STP were used, how many mL of ammonia would be produced at STP? 3H2(g) + N2(g) → 2NH3(g) (A) 22 ml (B) 44 mL (C) 66 mL (D) 88 ml (E) It is impossible to tell without additional information.
17.0 mL of CO2 was produced at 25.0°C and 748.0 mm Hg.

Acid precipitation dripping on limestone produces carbon dioxide by the following reaction: CaCO3(s) + 2H+ (aq) —— Ca2+ (aq) + CO2(g) +H2O(l) 17.0 mL of CO2 was produced at 25.0°C and 748.0 mm Hg.Part 1 How many moles of CO2 were produced? Part 2 How many milligrams of CaCO3 were consumed?

Hydrogen gas can be prepared by reaction of zinc metal with aqueous HCl: Zn(s)+2HCl(aq)→ZnCl2(aq)+H2(g) How many...

Hydrogen gas can be prepared by reaction of zinc metal with aqueous HCl: Zn(s)+2HCl(aq)→ZnCl2(aq)+H2(g) How many liters of H2 would be formed at 680 mm Hg and 17 ∘C if 27.0 g of zinc was allowed to react? How many grams of zinc would you start with if you wanted to prepare 6.00 L of H2 at 400 mm Hg and 35.0 ∘C?