Please help Express your answer using two significant figures. 190 mL of 0.155 M H2SO4 Express...

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Express your answer using two significant figures.

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Answer 1

Answer #1

M1 = 0.255 M H2SO4

V1 = 45 ml

n1 = M1*V1 = 0.255*(45/1000) = 0.01147

B)

M1 = 0.155 H2SO4

V1 = 190 ml

n1 = M1*V1 = 0.155*(190/1000) = 0.02945

C)

M1 = 0.120 H2SO4

V1 = 50 ml

n1 = M1*V1 = .120*50/1000 = 0.006

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Answer 2

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