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sergiy2304 [10]
3 years ago
10

Almost all of the energy on the surface of earth come from what

Chemistry
2 answers:
Rashid [163]3 years ago
7 0
The sun solar energy produce all the energy
bearhunter [10]3 years ago
7 0

Answer:

Obviously the Sun

Explanation:

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Energy from the Sun reaches Earth through
g100num [7]

Solar Radiation(Basically Radiation)

8 0
3 years ago
Read 2 more answers
What is the chemical formula for the compound ammonium phosphate? Use the list of polyatomic ions and the periodic table to help
Ostrovityanka [42]

Answer:

NH4)3PO4

this is a filler: jsjdkflflflsojsskksdnfkdod

4 0
3 years ago
How many moles of h2o will be produced from 2.9 g of HCl reacting with Ca(OH)2?
Igoryamba

Answer:

0.080 mol

Explanation:

 M(HCl) = (1.0 +35.5) g/mol = 36.5 g/mol

2.9g*1mol/36.5 g = 0.0795 mol HCl

                              Ca(OH)2 + 2HCl ---> CaCl2 + 2H2O

from reaction                            2 mol                   2 mol

given                                       0.0795 mol           x mol

x = 0.0795 mol ≈0.080 mol

7 0
3 years ago
4) The most electronegative atom of the ones listed below is ____.AlBTlInGa
marusya05 [52]

Answer:

B

Explanation:

Here, we wnat to get the most electronegative atom

On the periodic table, electronegativity increases across a period and decrease down the group

The elements listed are in the same group

Boron is the first member of the group

Boron is the most electronegative atom in the group

5 0
1 year ago
Difference btw cations and anions ?
dezoksy [38]

Answer:

The difference between a cation and an anion is the net electrical charge of the ion. Ions are atoms or molecules which have gained or lost one or more valencee electron giving the ion a net positive or negative charge. Cations are ions with a net positive charge.

Explanation:

4 0
4 years ago
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