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yawa3891 [41]
3 years ago
9

A scientific experiment must be

Chemistry
1 answer:
Blababa [14]3 years ago
6 0
Repeatable

If it’s repeatable and you get the same answer constantly then it’s a good and accurate experiment
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10. A 38.0-g sample of NaOH is dissolved in water, and the solution is diluted to give a final
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Answer:

B.0.558M

Explanation:

M=n/L

n=m/Mm

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=40g/mol

n=m/Mm

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=0.95

M=n/L

=0.95/1.70

=0.558

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If you have 5 grams of product after a chemical reaction, how many grams of reactants did you have at the start of the reaction?
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UkoKoshka [18]

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A chemical formula is an expression used to represent
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Answer:

A chemical formula is an expression that shows the elements in a compound and the relative proportions of those elements.

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