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lara31 [8.8K]
2 years ago
15

Which of the following is not one of the main five types of reactions?

Chemistry
1 answer:
sp2606 [1]2 years ago
3 0

b. reduction-oxidation

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Oksi-84 [34.3K]

Answer:

2K + Br2 --> 2KBr is the answer

4 0
3 years ago
if you find that a substance turns litmus paper to blue and contains hydroxide ions what would it most lightly be
Delicious77 [7]
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5 0
3 years ago
Balance the following chemical equation, then answer the following question.
julsineya [31]
Molar mass:

O2 = 31.99 g/mol
C8H18 = 144.22 g/mol

<span>2 C8H18(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)

2 x 144.22 g --------------- 25 x 31.99 g
10.0 g ----------------------?? ( mass of O2)

10.0 x 25 x 31.99 / 2 x 144.22 =

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hope this helps!


</span>

3 0
3 years ago
How many moles are in a 62.5-g sample of potassium nitrate (KNO3)?
Reil [10]

Answer:25.3 g of KNO₃ contain 0.25 moles.

Explanation:

7 0
2 years ago
whoch of the following statments doesnt describe the structure of a atowhich of the following do not describe the structure of a
ra1l [238]

Answer : The incorrect option is, The most of the mass of the atom comes from the electron cloud.

Explanation :

There are three basic particles of an atom which are neutrons, protons and electrons.

The nucleus which is present in the center of an atom that contains the neutrons and the protons. The protons are positively charged and neutrons has no charge.

The outer region of an atom contains the electrons and the electrons are negatively charged.

As per given options, the statement which is the most of the mass of the atom comes from the electron cloud is incorrect statement because the most of the mass comes from the nucleus in which protons and neutrons are present.

5 0
2 years ago
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