Answer:
yes the ones u chose are correct.
Explanation:
B- 90 grams bc 45 mL times 2 equals 90
C = 0.11 mol
V = 5.65 L
n = ???
n = C*V
n = 0.11 * 5.65
n = 0.622 mols
1 mol of CaCl2 = 40 + 2*35.5 = 111 grams
0.622 mol = x
x = 111 * 0.622
x = 69.0 grams CaCl2
Answer:Um... I think 5000 i am not really sure
Explanation: I Dont Really Know