Author Question: How many liters of O2 gas at 25C and 1.00 atm pressure are needed to react with 60.25 grams of ... (Read 44 times)

javeds · **on:** Aug 27, 2018

How many liters of O2 gas at 25C and 1.00 atm pressure are needed to react with 60.25 grams of potassium hydride according to the chemical equation shown below?

2 KH(s) + O2(g) H2O(l) + K2O(s)

A) 9.19 L
B) 18.4 L
C) 36.8 L
D) 73.5 L

Question 2

The units most likely to be used to measure the amount of alcohol to be added to a small test tube are

A) g.
B) mL.
C) cm.
D) kg.
E) L.