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sdas [7]
3 years ago
8

4. On the island of Hawaii, Keanu notices that the sand on the beach is black, the same color as the

Chemistry
1 answer:
Colt1911 [192]3 years ago
3 0

Answer:

The ricks were degraded over time by wind and water and were crushed down into tiny, smaller rocks, which is sand.

Explanation:

This is my first answer sorry im not that smart

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K2CrO4 is added to a solution containing lead (II) and barium ions. If a precipitate is formed, what is it?
Step2247 [10]

Answer:

Lead (II) Chromate and Barium Chromate

Explanation:

5 0
2 years ago
Which of the following combinations would produce a neutralization reaction?
tresset_1 [31]

Answer:

it is option b

Explanation:

this is because neutralisation reaction takes place only between a base and an acid.

now, in OPTION A it is a neutral and base

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7 0
3 years ago
What coefficients are needed to balance the following equation?<br><br> H2O + Fe Fe2O3 + H2
earnstyle [38]
H2O+Fe⇒Fe2O3+H2

When it is balanced it would be:

3H2O+2Fe⇒Fe2O3+3H2

When balancing equations, you have to make sure that all elements are equal on each side.

8 0
3 years ago
The type of radiation which is identical to a high energy electron is known as a(n). beta, alpha, or gamma particles
Schach [20]
The type of radiation which is identical to a high energy electron is known as a(n) beta.

Answer: A) or the first option.
5 0
3 years ago
Read 2 more answers
Fill in the blanks to correctly describe each separation process.
Dimas [21]

Answer:

C, B ,A(in the order of the blanks)

Explanation:

A centrifuge uses centrifugal force to seperate 2 substances with different densities, the lighter one at the top. This cannot be done with homogeneous mixtures

4 0
3 years ago
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