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kifflom [539]
3 years ago
10

PLEASE HELP HELP ME. THIS IS DUE TODAY PLEASE

Chemistry
2 answers:
ICE Princess25 [194]3 years ago
6 0

Answer:

C

Explanation:

cause i'm smart

Vikentia [17]3 years ago
4 0

Answer:

D

Explanation:

Because it says tree roots breaking rocks into smaller rocks.

Hope this helped!

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Which of the following has the smallest atomic radius?
kari74 [83]
C. Beryllium. Which has 112 pm




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4 years ago
Read 2 more answers
Neither n2 nor o2 are greenhouse gases because
Katyanochek1 [597]

Neither N₂ or O₂ are greenhouses gases because they do not cause the greenhouse effect.

<h3>What are greenhouses gases?</h3>

Greenhouse gases trap heat in the atmosphere causing the temperature of the planet to rise.

Greenhouse gases cause the greenhouse effect.

<h3>What is the greenhouse effect?</h3>

The greenhouse effect is the warming up of the planet due to greenhouse gases.

Greenhouse gases include

  • carbondioxide
  • methane
  • nitrous oxide and
  • water vapour

So, neither N₂ or O₂ are greenhouses gases because they do not cause the greenhouse effect.

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7 0
2 years ago
I need help asap please :) it says to “identify the reactants.”
Lelechka [254]

The reactants are A: Carbon Dioxide and water

5 0
3 years ago
How many grams of oxygen are required to react with 2.7 g of dihydrogen sulfide
KatRina [158]

Answer:

Mass = 3.84 g

Explanation:

Given data:

Mass of hydrogen sulfide = 2.7 g

Mass of oxygen required = ?

Solution:

Chemical equation:

2H₂S + 3O₂ →  2H₂O + 2SO₂

Number of moles of hydrogen sulfide:

Number of moles = mass/ molar mass

Number of moles = 2.7 g / 34 g/mol

Number of moles = 0.08 mol

Now we will compare the moles of hydrogen sulfide with oxygen.

                               H₂S           :             O₂

                                  2             :             3

                                  0.08       :            3/2 ×0.08 = 0.12 mol

Mass of oxygen;

Mass = number of moles × molar mass

Mass = 0.12 mol × 32 g/mol

Mass = 3.84 g

3 0
4 years ago
What causes objects to speed up, slow down, and change directions?
vlada-n [284]
The answer is force

sorry if i’m wrong
4 0
3 years ago
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