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gtnhenbr [62]
3 years ago
7

Which best describes the geologic time scale? (choose the best answer from below)

Chemistry
1 answer:
Evgen [1.6K]3 years ago
5 0

Answer: B) It presents the correct sequence of events in Earth’s history.

Explanation: edge 2021

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Two completely different compounds may contain identical elements.<br><br> True<br> False
lesantik [10]
True. 

For example: Sodium oxide and Nitric acid; both compounds contain oxygen. 
7 0
3 years ago
Rasheed calculates that his chemical reaction should produce 4 moles of product, but when he does the experiment, he gets only 3
KengaRu [80]

Answer: more info

Explanation:

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3 years ago
How do I know which element comes first in the formula for a binary molecular compound if i just have the two elements, not the
Yakvenalex [24]

Answer:

cl,chlorine and o,oxygen

7 0
3 years ago
94.9 grams of Br is equivalent to how many moles of Br?
Mashutka [201]

Answer:

The answer is 79.904.

Explanation:

We assume you are converting between grams Br and mole.

You can view more details on each measurement unit:

molecular weight of Br or mol

The SI base unit for amount of substance is the mole.

1 grams Br is equal to 0.012515018021626 mole.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between grams Br and mole.

Type in your own numbers in the form to convert the units!

give 5 stars rn

6 0
3 years ago
Help!!!!!!!!!!!!!!!!!!!!!!!!!!!
asambeis [7]

Answer:

Sodium gives its extra electron to the chlorine atom. Now both have 8 electrons in their valence and are stable.

Explanation:

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