Chemistry Questions:
Question 1 (20 points)
If you have a 3 M solution of HCl in 1.35 L, how...
Chemistry, 10.04.2021 01:40 vshelton6549
Chemistry Questions:
Question 1 (20 points)
If you have a 3 M solution of HCl in 1.35 L, how many grams of HCl (Molar mass = 36.461 g/mol) are present? (3 significant figures, no units)
a 162 g
b 10.8 g
c 170 g
d 28.4 g
e 148 g
f 16.4 g
Question 2 (20 points)
How many moles of CaCl2 are in 1.00 L of a 0.100M solution? (3 significant figures, no units)
Question 3 (20 points)
Calculate the molarity of a 1.60 L solution containing 50.55 g of dissolved KBr (molar mass = 119.002)? (3 significant figures, no units)
Question 4 (20 points)
Calculate the molarity of a solution prepared by dissolving 18.75 g NaCl in 250 mL of water: (Round your answer to 2 sigfigs, no labels)
Question 5 (20 points)
If you have a 12.5 M solution of HCl, and have 50 moles of HCl, how many liters do you have? (3 significant figures, no units)
a. 625 L
b. 33.0 L
c. 700 L
d. 4.00 L
e. 12.0 L
f. 615 L
Answers: 1
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
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