ZuoTi.Pro
Question

QUESTION 6 What volume of H2 gas at 765 torr and 225°C is needed to reduce 35.5 g of copper(II)oxide (79.55 g/mol) to form pu
science   chemistry   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

Volume of H2 needed = 18.1 L

= 18.1 ( Answer)

H219) + CuO (3) Ca(s) + 40 Number of moles of to reduced = 35.5% 26.44626 mil. 79.55g/mol PV=nRT 0.44626 mol x 0-0821am. lk.n

0 0
Add a comment
Know the answer?
Add Answer to:
QUESTION 6 What volume of H2 gas at 765 torr and 225°C is needed to reduce...
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • What volume of H2 gas at 765 torr and 225°C is needed to reduce 35.5 g...

    What volume of H2 gas at 765 torr and 225°C is needed to reduce 35.5 g of copper(II)oxide (79.55 g/mol) to form pure copper and water? Round your answer to one decimal place and do not include units.

  • 1. Consider a gas in a rigid container initially at 533 torr and 15.00 oC. What...

    1. Consider a gas in a rigid container initially at 533 torr and 15.00 oC. What final temperature, in Kelvin, is needed to reduce the pressure to 342 torr? Use 273.15 for any Kelvin conversion steps. Round your answer to a whole number (ones place) 2. A gas initially at 2.40 atm and 311 K is cooled to 235 K at constant volume. What is the final pressure, in units of atm? Report your answer with two decimal places. A...

  • 6. a. Calculate the density of sulfur hexafluoride gas at 709 torr and 23 C. b....

    6. a. Calculate the density of sulfur hexafluoride gas at 709 torr and 23 C. b. Calculate the molar mass of a vapor that has a density of 7.125 g/L at 11 ∘C and 745 torr . 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 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...

  • 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...

  • Gas Stoichiometry Practice What volume of O2 at 760. torr and 25 °C is needed to...

    Gas Stoichiometry Practice What volume of O2 at 760. torr and 25 °C is needed to react fully with 3.2 g of C H(propane)? 2 C,H. (g) + 7 02(g) → → 4CO2 (g) + 6 H20 (1)

  • A flask with a volume of 1.02 L contains 14.58 g of an unknown gas at...

    A flask with a volume of 1.02 L contains 14.58 g of an unknown gas at 35.1 °C and 846 torr. What is the molar mass of the unknown in g/mol? Report your answer to TWO places past the decimal. Do not include units. The gas constant R = 0.082058 L⋅atm/mol⋅K and 1 atm = 760 torr.

  • Use the References to access important values if needed for this question. What volume of oxygen gas is produced w...

    Use the References to access important values if needed for this question. What volume of oxygen gas is produced when 97.3 g of mercury(II) oxide reacts completely according to the following reaction at 25 °C and 1 atm? mercury(II) oxide (s) -mercury (1) + oxygen(g) liters oxygen gas 4 more group attempts remaining Submit Answer Retry Entire Group 6:13 PM Review Topics [References] Use the References to access important values if needed for this question. How many grams of carbon...

  • Use the References to access important values if needed for this question. What volume of oxygen...

    Use the References to access important values if needed for this question. What volume of oxygen gas is produced when 57.4 g of mercury(II) oxide reacts completely according to the following reaction at 25 °C and 1 atm? mercury(II) oxide (s) —>mercury (1) + oxygen(g) liters oxygen gas Use the References to access important values if needed for this question. How many grams of iron are needed to completely consume 59.2 L of chlorine gas according to the following reaction...

  • RCICICLES Use the References to access important values if needed for this question. What volume of...

    RCICICLES Use the References to access important values if needed for this question. What volume of hydrogen gas is produced when 94.2 g of iron reacts completely according to the following reaction at 25 °C and 1 at iron (s) + hydrochloric acid(aq) iron(II) chloride (aq) + hydrogen(s) liters hydrogen gas ILULUI-assignment-take [Review Topics] (References] Use the References to access important values if needed for this question. An iron nail rusts when exposed to oxygen. How many grams of iron...

  • Use the References to access important values if needed for this question. How many moles of...

    Use the References to access important values if needed for this question. How many moles of iron are required to react completely with 11.5 L of oxygen gas according to the following reaction at 0°C and 1 atm? iron (s) + oxygen(g)—>iron(II) oxide (8) moles iron Submit Answer Retry Entire Group 9 more group attempts remaining Use the References to access important values if needed for this question. What volume of oxygen gas is produced when 5.01 mol of water...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT