What is the mass of a 7.426-mole sample of sodium hydroxide (NaOH molar mass = 40.0 g/mol)? Select one: 5.360 g 40.00 g 179.1g 297.0 g

asked Oct 18, 2023 61.6k views

10 votes

What is the mass of a 7.426-mole sample of sodium hydroxide (NaOH molar mass = 40.0 g/mol)?

Select one:
5.360 g
40.00 g
179.1g
297.0 g

6.4k points

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9 votes

$(40.0)(7.426)=\boxed{297.0 \text{ g (to 4 sf)}}$

Herokiller answered Oct 24, 2023

6.9k points

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