2 years ago

Do you think it matters if you

Chemistry

1 answer:

vovikov84 [41]2 years ago

5 0

Answer:

yes I do think they mean the same thing

Explanation:

150 grams and 150 grams is the same thing and adding 0 to the end of a decimal does not change its value, you could even put 150.0000000 grams and it would still be equivalent to the other numbers

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How many significant figures are in the number 020.310

True [87]

Answer:

Explanation:

Sorry, don't have one

<u><em>Hope this helps and I get brainliest <3</em></u>

6 0

3 years ago

How many atoms are in 165 g of calcium?

Whitepunk [10]

Atomic mass Calcium = 40.078 a.m.u

40.078 g ---------------- 6.02x10²³ atoms
165 g -------------------- ??

165 x ( 6.02x10²³) / 40.078 => 2.47x10²⁴ atoms

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2 years ago

Pls help.............

Alina [70]

C is the correct answer

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2 years ago

Two elements in the same period have the same number of _____ _____ in their electron clouds.

shutvik [7]

Answer:

outer electrons

Explanation: