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Papessa [141]
3 years ago
6

Someone please help!!

Chemistry
1 answer:
Y_Kistochka [10]3 years ago
5 0
Since density is mass in grams divided by volume in liters, you first have to convert mL to L then solve

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Which period is older than the Triassic period? Cambrian Cretaceous Jurassic Paleogene.
scoundrel [369]

The Triassic period is one of the geological periods and is the shortest of the Mesozoic era. Cambrian is the older era than the Triassic period.

<h3>What is Cambrian and triassic period?</h3>

The Triassic period existed 250 -200 million years ago and started after the vastest and most extreme devastation ever. It is the 1st period of the Mesozoic and is known for the movement of the Dinosaurs on the land, flying pterosaurs and swimming plesiosaurs and ichthyosaurs.

The Cambrian is the period of the Paleozoic era and is the most important period because of the appearance of many animals. In this period, the temperature raised on the planet and the ice sheets melted at a very dangerous rate leading to mass devastation.

Therefore, option A. <u>Cambrian</u> is older than the Triassic period.

Learn more about Cambrian and Triassic periods here:

brainly.com/question/11417834

6 0
2 years ago
the burning of wood is a chemical reaction between cellulose molecules in the wood and oxygen the products are carbon dioxide an
Sati [7]

Put the <em>wood and excess oxygen in a closed contai</em>ner that contains some device that can create a spark (to start the reaction).

Determine the <em>mass of container + contents</em>.

<em>Start the reaction</em> and, after everything has cooled down, again determine the <em>mass of container + contents</em>.

If the two masses are the same, you have demonstrated that the reaction obeys the Law of Conservation of Mass.

3 0
3 years ago
All phosphorus atoms have the same
svetoff [14.1K]
All phosphorus atoms have the same atomic number. Hope i helped
5 0
3 years ago
How many liters is 3.3 moles of a gas?
andrezito [222]

Answer:

224.1

Explanation:

3 0
3 years ago
What is mole concept? how to do its numericals​
Goryan [66]
6.02x10^23
basically written out

6.02 times 10 to the 23rd power if you’re using a calculator.

I TRIED SORRY! :)
4 0
3 years ago
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