Lesson 2 -part 3 -gram to mole
Science
1 plays
5 questions
Question 1
Multiple Choice
10 points
Determine the number of moles in 25.5 g of silver (Ag )
A.0.53 mol Ag
B.0.236 mol Ag
C.6.2mol Ag
D.12.1 mol Ag
Question 2
Multiple Choice
10 points
Determine the number of moles in 300 g of sulfur (S)
A.12.3=mol S
B.7.45 mol S
C.0.355 mol S
D.9.355 mol S
Question 3
Multiple Choice
10 points
Determine the number of moles in 15 g of lithium (Li)
A.2.161 moles of Li
B.3.8 moles of Li
C.6.8 moles of Li
D.0.8 moles of Li
Question 4
Multiple Choice
10 points
Determine the number of moles in 1.25×10^3 g of Zinc (Zn ). Express your answer in scientific notation.
A.19.1 mol Zn
B.0..81×10^1 mol Zn
C.1.91×10^1 mol Zn
D.1.91×10^3 mol Zn
Question 5
Multiple Choice
10 points
Determine the number of moles in 1Kg of Iron (Fe ). Express your answer in scientific notation.
A.1.8×10^3mol Fe
B.1.79×10^1 mol Fe
C.17.9 mol Fe
D.0.83×10^-1 mol Fe