What is the mass of 3 moles of calcium atoms?
Therefore, $mass = 332.9g$ .
What is the mass of 4 moles of calcium atoms?
Answer: since the atomic weight of calcium is 40 therefore 1 mole will have 40 grams weight. hence 4 moles will have 160grams weight. hope this helps you.
What is the mass of 3 moles of sodium?
Explanation: Sodium metal has a molar mass of 22.99⋅g .
How many grams is 3.55 moles of glucose?
There are 639.55 grams of glucose in 3.55 moles of glucose.
How many grams of CaCl2 are in 250 ml of 2.0 M CaCl2?
The solution contains 0.50 mol or 55 g of CaCl2 . You know there are 2.0 mol of CaCl2 in 1 L of solution. (40.08 + 2 × 35.45) g=(40.08 + 70.90) g=110.98 g .