Answer:
3.0M
Step-by-step explanation:
We don't have n yet, so we need to use n =m/M to find it out
n = 30g/101.1032 g/mol
n = 0.2967265131mol
M = n/V
100mL = 0.1L
M = 0.2967265131mol/0.1L
M = 2.96726mol/L
Rounded to 3.0M
I think its 3.0M
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