I need help with this chem study guide

Chemistry

1 answer:

Cloud [144]2 years ago

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How many grams are in 9.4 moles of NO2?

Mariulka [41]

Explanation:

Molecular mass of NO2= 14+16×2=46

1 mole NO2 = 46 gm of NO2

9.4 moles of NO2= 46×9.4 gm= 432.4 gm NO2.

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2 years ago

Why do minor parties have difficulty succeeding in the United States electoral system? A. tend to focus on only a single issue B

Alja [10]

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2 years ago

A piece of metal with a mass of 159 g is placed in a 50 mL graduated cylinder. The water level rises from 20. mL to 41 mL. What

almond37 [142]

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2 years ago

A student obtains the following data: Mass of empty, dry graduated cylinder: 21.577 g Volume added of NaCl solution: 4.602 mL Ma

klasskru [66]

<u>Answer:</u> The density of NaCl solution is 3.930 g/mL

<u>Explanation:</u>

We are given: