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Sav [38]
3 years ago
15

Who was the first scientist to measure speed as distance over time?

Chemistry
1 answer:
777dan777 [17]3 years ago
8 0

Galileo was the first scientist to measure speed as distance over time.

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How many mL are 2.3 mol of CO2 at STP?
kupik [55]

Answer:

0.052mL

Explanation:

1mole of a gas occupy 22.4L.

Therefore, 1 mole of CO2 will also occupy 22.4L.

If 1mole of CO2 occupies 22.4L,

Then 2.3moles of CO2 will occupy = 2.3 x 22.4 = 51.52L

coverting this volume to mL, we simply divide by 1000 as shown below:

51.52/1000 = 0.05152mL = 0.052mL

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5

Explanation:

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