What SI Unit would best be used to express the height of your classroom ceiling?

If an ideal gas has a pressure of 5.49 atm, a temperature of 88.78 °c, and has a volume of 22.03 l, how many moles of gas are in

kirza4 [7]

N = (PV)/RT
(T = 88.78 + 273 = 361.78K)
(R = 22.4/273 = 0.082)
= (5.49 x 22.03)/(0.082 x 361.78) = ?
Put it into the calculator. It's hard to do that on a mobile phone.

7 0

3 years ago

Is matter smooth and continuous?

Strike441 [17]

Answer:

Explanation:

<h2><u><em> Matter is smooth and continuous. ... A liquid has a definite volume; but it has no definite shape.</em></u></h2>

3 0

3 years ago

How many Earths will we need to have enough resources if the whole world lived like Americans?

Oxana [17]

Answer:

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Explanation:

because yeah

4 0

3 years ago

Read 2 more answers

Select the correct answer.

lara31 [8.8K]

Yo sup??

number of protons=number of electrons =8

but this is the condition when the molecule is neutral

since it has a +3 charge now therefore no of electron is

=8-3

=5

The correct answer is option B

Hope this helps

6 0

3 years ago

There are 13 instances on the periodic table where the atomic mass does not increase along with atomic number. For each of these

Aneli [31]

Answer:

i don't know the answer right now

8 0

2 years ago