2 years ago

HELP PLS WILL GIVE BRAINLIEST AND THANKS

Chemistry

1 answer:

Inessa [10]2 years ago

3 0

Answer:

you have school on Sunday?

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If a helium filled ballon has a volume of 3.4l at 25°c and 1.18atm., what is its volume at STP?

vladimir2022 [97]

Answer:

3.711 L

Explanation:

The formula you need to use is the following:

$\frac{V_{1}}{T_{1}} = \frac{V_{2}}{T_{2}}\\$

3.4L / 298 K = V2 / 273 K

V2 = 3.711 L

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3 years ago

A ball is dropped from a height of 20 meters. At what height does the ball have a velocity of 10 meters/second?

musickatia [10]

Answer:

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Explanation:

vi = 0

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a = -9.8

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2 years ago

How many moles of water are produced when 5 moles of hydrogen gas react with 2 moles of oxygen gas?

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3 years ago

1. organisms of different species that share similar characteristics most likely have..

SSSSS [86.1K]

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1. Parents from both species.

2. Because of natural selection.

Explanation:

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What are the three parts of the cell theory?

tamaranim1 [39]

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Third cell theory. All cells are produced from other cells

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