3 years ago

Separation of mixtures and purification of chemical substances

Chemistry

1 answer:

Mnenie [13.5K]3 years ago

4 0

Answer:

I don't understand what to do with this

You might be interested in

What would be the mass in grams of 1.204 x 1024 molecules of sulfur dioxide

melomori [17]

Answer:

mass of sulfur = 96 g

Explanation:

no of moles of sulfur dioxide in $1.204\times 10^{24}$ molecules = $\frac{1.204\times 10^{24}}{avagadro number }= \frac{1.204\times 10^{24}}{6.023\times 10^{23}}$

= 2 moles

therefore mass of sulfur dioxide = moles×atomic number

=2×(16+32)

=96

6 0

3 years ago

3,010,000 into scientific notation

skelet666 [1.2K]

Answer:

3.01 x 10 to the power of 6

Explanation:

Step 1

To find a, take the number and move a decimal place to the right one position.

Original Number: 3,010,000

New Number: 3.010000

Step 2

Now, to find b, count how many places to the right of the decimal.

3 0

3 years ago

Read 2 more answers

How many valence electrons are in oxygen?

Sunny_sXe [5.5K]

i think it is 6 valence electrons

5 0

4 years ago

El etanol combustiona con el oxigeno produciendo dióxido de carbono gaseoso y agua: En un proceso se hacen reaccionar 450.2 g de

Olenka [21]

Answer:

uh oh stinky uh oh stinky

6 0

3 years ago

How many total atoms are there in 0.150 mol of water (H2O)?

DerKrebs [107]

Answer:

1.8 x 1024 atoms in a mole of water.

Explanation:

8 0

3 years ago