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Chemistry

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Ophelia Schneider

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Cards in this guide (11)
What kind of information do unit conversions give

unit conversions give an equal amount but with other units

Which of the following would be useful for converting gmol to gL

molarity

Which conversion factor would be used to convert gmol to gl

mol/l

What is the percent composition of sulfur in SO2

32.1g

__________________

X100%

(32.1g + 16.0g + 16.0g)

What is another way of writing 3.78 x 105

Another way of writing 3.78x105 is 396.9.

What is the best definition of a physical change

Answer this question… Which of the following is the best definition of a physical change?

Which concentration unit is independent of temp

The unit of concentration is Molar = Moles/Litre.

What illustrates a single-replacement reaction
  1. Fe+CuSO4^Cu+FeSO4
Identify the reactants in the reaction HCl plus NaOH NaCl plus H2O

The reactants are HCl and NaOH.

Which of following is an example of a decomposition reaction

2NaCl - 2Na + Cl2. apex

What is the molecular formula of the compound CH2 with a molar mass 42.0 gmol

C3H6

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