1. Calculate the molarity of the following solutions a. 1.0mol KCl in 750mL of solution b. 0.50mol MgCl2 in 1.5L of solution HELP PLEASE?

👨🏻‍🏫 學術台化學

[匿名]

2016-07-25 5:34 pm

回答 (1)

不用客氣

2016-07-25 8:02 pm

1.
a.
Molarity of KCl
= (1.0 mol) / (750/1000 L)
= 1.3 M (2 sig. fig.)

b.
Molarity of MgCl₂
= (0.50 mol) / (1.5 L)
= 0.33 M (2 sig. fig.)

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