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Damm [24]
3 years ago
6

What occurs when potassium reacts with chlorine to form potassium chloride?

Chemistry
1 answer:
marissa [1.9K]3 years ago
5 0
Chlorine gas reacts to potassium bromide to form potassium chloride in solution and liquid bromine.

I hope this helps/answers your question! I vaguely remember getting this question before too
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Anthracite coal d) is the most abundant grade of coal e) is very soft and burns at high temperatures a) causes the most air poll
forsale [732]

Answer: The correct option is C ( is very hard and burns cleanly).

Explanation:

COAL is a form of rock that is made up of mostly carbon amongst other elements which includes sulphur, nitrogen, hydrogen and oxygen. There are different types of coal which include:

--> anthracite ( 90% carbon)

--> bituminous coal ( 70-90% carbon)

--> lignite ( 60- 70% carbon) and

--> peat (60 % carbon).

Anthracite is the type of coal that contains the highest carbon content ( 90% carbon). This makes it very hard and is often a times referred to as HARD COAL. Anthracite is a higher quality coal for domestic and open fire heating. This is because it contains less impurities than other type of coal and thereby making it to BURN CLEANLY avoiding atmospheric pollution.

6 0
2 years ago
Write the nuclear symbol of oxygen-16?​
Nina [5.8K]

Answer:

Oxygen-16 (16o) is a stable isotope of oxygen, having 8 neutrons and 8 protons in its nucleus.

Explanation:

5 0
3 years ago
Which of these statements explains the difference between nuclear binding energy and the strong nuclear force? Check all that ap
vitfil [10]

Answer:Nuclear binding energy is the energy needed to separate nuclear particles

The strong nuclear force holds an atom’s protons and neutrons together

Nuclear binding energy can be calculated using E=mc2

Explanation:

8 0
3 years ago
Read 2 more answers
ANYONE THATS GOOD WITH CHEMISTRY PLEASE HELP!
sergejj [24]

CH2O. You can reduce 8, 16, and 8 to 1, 2, and 1. You just simplify the numbers. When there is no number after an element, it means that there is one of them.

5 0
3 years ago
Is silver tarnishing a physical change or a chemical change?​
Shalnov [3]

Answer:

chemical

Explanation:

Some bronze objects tarnish to a dark brown color. Chemical properties can be identified by the changes they produce. The change of one substance into another substance is called a A piece of wood burning, an iron fence rusting, and a silver spoon tarnishing are all examples of chemical changes.

6 0
2 years ago
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