Question 115(iii)

Express the following in standard form:
Mass of a molecule fo hydrogen gas is about $0.00000000000000000000334$ tonnes.

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Solution

Mass of a molecule fo hydrogen gas is about $0.00000000000000000000334$ tonnes
Standard form $= 0.334 \times 10^{- 20} \times 10^{- 1}$
$= 3.34 \times 10^{- 21}$

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Question 115(iii) Express the following in standard form: Mass of a molecule fo hydrogen gas is about 0.00000000000000000000334 tonnes.

Mass of a molecule fo hydrogen gas is about 0.00000000000000000000334 tonnes Standard form =0.334×10−20×10−1 =3.34×10−21

Question 115(iii)

Express the following in standard form:
Mass of a molecule fo hydrogen gas is about $0.00000000000000000000334$ tonnes.

Mass of a molecule fo hydrogen gas is about $0.00000000000000000000334$ tonnes
Standard form $= 0.334 \times 10^{- 20} \times 10^{- 1}$
$= 3.34 \times 10^{- 21}$