Ask question

Ask question

All categories

2 years ago

6

4.8 L sample of helium gas contains 0.22 moles of helium - How many additional moles of herum gas must be added to the sample to

obtain a volume of 6-4L?

1 answer:

yawa3891 [41]2 years ago

7 0

Answer:

Explanation:

You might be interested in

How many moles of N are in 0.241 g of N2O?

gtnhenbr [62]

0.00547 moles of N.

6 0

2 years ago

Read 2 more answers

For 20 points.... answer this

Allisa [31]

The answer is B.Let it sit

8 0

3 years ago

Read 2 more answers

Find the molecular mass of.

Margaret [11]

Answer:

sodium oxide Nao
aluminum chloride Al2cl3
sodium sulphate Naso4
<em>magnes</em><em>ium</em><em> </em><em>hydroxide</em><em> </em><em>Mgoh2</em>

3 0

3 years ago

Read 2 more answers

Under the Doppler Effect, an observer behind a moving wave source observes

disa [49]

Attachment is the answer

3 0

3 years ago

Read 2 more answers

What kind of thermochemical equation is represented below?

ryzh [129]

The kind of thermochemical equation represented below

that is
CaO(s) + H2O (l) = Ca(OH)2 (s) +65.2 kj

is exothermic ( answer B)
This is because its heat energy has a + sign meaning that heat is released by the reaction above.

6 0

3 years ago