3 years ago

Question 9 (1 point)

1 answer:

5 0

This is true, depending on the color, there should be a chart where you can compare the color of the litmus paper (dipped in acid/base) to figure out how basic or acidic it is

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SiCl4(l) + H2O(l) → SiO2(s) + HCl(aq)

Sveta_85 [38]

I assume you’re looking for a balanced equation.
SiCl4 + 2H2O = SiO2 + 4HCl

5 0

3 years ago

There are many different ways to classify matter, but one way is to use only two categories for all matter. All matter can be cl

Strike441 [17]

I would put down C. elements or compounds

3 0

3 years ago

How many grams will be needed

klio [65]

787.57 grams GIVE ME BRAINLIEST

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3 years ago

How long is 5 half lives if the half life is 2.6 hours? Remember to round to the correct number of significant figures and use u

Dmitry [639]

Answer:

$\Delta t = 13\,h$

Explanation:

Half time is period required to desintegrating the half of the initial number of atoms. Then, the total time is:

$\Delta t = 5\cdot (2.6\,h)$

$\Delta t = 13\,h$

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3 years ago

How is light produced in an atom?

Nadya [2.5K]

Answer:

light is the result of electrons moving between defined energy levels in an atom called shells.

Explanation:

when something exited an atom like collision with another atom or a chemical reaction, an electron may absorb energy boosting it to a higher level shell.

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3 years ago