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Hannah S.
IB Student at Trinity High School
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Chemistry
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Question:

Which element is most commonly used in bleach and other cleaners?

Hannah S.
Answer:

The answer is Chlorine.

Basic Chemistry
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Question:

What is the number of moles in 1 kg of substance called?

Hannah S.
Answer:

The answer is molality.

Algebra
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Question:

|4-8(3-12)|-|5-11|

Hannah S.
Answer:

The answer to this problem would be 70 because 3 subtract 12 is -9. -9 multiply -8 is 72. 4 plus 72 is 76. 5 minus 11 is -6 but the absolute value will make it positive. So, 76-6 is 70.

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