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RUDIKE [14]
3 years ago
13

Who arranged the elements according to atomic mass, and used the arrangement to predict the properties of missing elements.

Chemistry
2 answers:
Karolina [17]3 years ago
6 0

Answer:

i think it's C

Explanation:

But if it's wrong,im so sorry

Verdich [7]3 years ago
5 0

Answer:

C.

Explanation:

the answer is C dmitri mendeleev

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What turns blue litmus paper red and have a ph greater than 7?
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The answer is acidic 
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3 years ago
Several properties of water are shown. Classify each property as a physical property or a chemical property.
max2010maxim [7]

can be split into hydrogen and oxygen             chemical property

is liquid at room temperature                              physical property

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Explanation:

The physical properties of matter are the properties that occur when no change is occurring to a matter. They are usually observed with our senses or some simple laboratory experiments.

Some of the physical properties are boiling point, density, state of matter, e.t.c

The chemical properties are the properties that occurs when a matter undergoes some chemical changes.

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Learn more:

Chemical properties brainly.com/question/2376134

#learnwithBrainly

8 0
3 years ago
How many atoms are in 4H3BO3
maksim [4K]

1 mole of h3bo3...........6.023*10²³ each h and B and 0 so we will have 3hydrogen+ 1 B+3 oxygen = 7*6.023*10²³ atoms

1 mole .......7*6.023*10²³atoms

4 moles ........x atoms

x=4*7*6.023*10²³.

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4 0
3 years ago
Read 2 more answers
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