Author Question: Which has the least number of atoms? A) 1mol O2 B) 1mol H2O C) 4.0 g He D) 1.2 g ... (Read 50 times)

Coya19@aol.com · **on:** Aug 27, 2018

Which has the least number of atoms?

A) 1mol O2
B) 1mol H2O
C) 4.0 g He
D) 1.2 g C

Question 2

How many grams of XeF6 are required to react with 0.579 L of hydrogen gas at 6.46 atm and 45C in the reaction shown below?

XeF6(s) + 3 H2(g) Xe(g) + 6 HF(g)

A) 9.58 g
B) 11.7 g
C) 35.2 g
D) 106 g

Question 3

When the prefix milli is used in the metric or SI system, a fundamental unit of measurement is multiplied by what factor?

A) 10-3
B) 10-2
C) 10-6
D) 103
E) 106

31809pancho · **Reply #1 on:** Aug 27, 2018

Answer to Question 1

D

Answer to Question 2

B

Answer to Question 3

A

Coya19@aol.com · **Reply #2 on:** Aug 27, 2018

Both answers were spot on, thank you once again

31809pancho · **Reply #3 on:** Aug 27, 2018

Great! Please up vote

Author Question: Which has the least number of atoms? A) 1mol O2 B) 1mol H2O C) 4.0 g He D) 1.2 g ... (Read 50 times)

Coya19@aol.com

Which has the least number of atoms? A) 1mol O2 B) 1mol H2O C) 4.0 g He D) 1.2 g ...

31809pancho

Which has the least number of atoms? A) 1mol O2 B) 1mol H2O C) 4.0 g He D) 1.2 g ...

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Coya19@aol.com

Which has the least number of atoms? A) 1mol O2 B) 1mol H2O C) 4.0 g He D) 1.2 g ...

31809pancho

Which has the least number of atoms? A) 1mol O2 B) 1mol H2O C) 4.0 g He D) 1.2 g ...