3 years ago

The Periodic Table is a chart of elements arranged in rows and columns according to their __? (choose all that apply)

Chemistry

2 answers:

Leviafan [203]3 years ago

7 0

Answer : chemical and physical properties.

Arlecino [84]3 years ago

4 0

Answer:chemical properties

Explanation:

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How many moles are in 35.5 g of aluminum?

Blizzard [7]

Answer:

1.316 moles of Aluminum

Explanation:

The molar mass for Al is 26.98 g/mol

$\frac{35.5g}{26.98g/mol} =1.316 moles Al$

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3 years ago

If the block were to be cut in half, what would be the<br> density of the smaller block?

anyanavicka [17]

Answer:

Density stays the same

Explanation:

The density remains the same because cutting the object in half will divide the mass & volume by the same amount. Also, the density of a substance remains the same no matter what size it is.

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3 years ago

The first jar has a liquid and room temperature. It is colorless. It has a density of of approximately.8. What is it? O Water O

Paha777 [63]

Answer:

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Explanation:

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3 years ago

Which of the following happens to a molecule of an object when the object is cooled?

Romashka [77]

Loses kinetic energy

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3 years ago

How many oxygen atoms are there for three molecules of glucose (3C6H1206)?

sergiy2304 [10]

In one glucose you have
6 carbon atoms
12 hydrogen atoms
6 oxygen atoms

if you have 3 then you are going to multiply the atoms by 3. 6 times 3 is 18.

you have 18 OXYGEN MOLECULES

3 0

2 years ago