Which of the following best defines molar mass?

Chemistry

1 answer:

coldgirl [10]3 years ago

7 0

Answer:

D. the mass of one mole of a substance

Explanation:

The molar mass of a substance is the mass in grams of one mole of the substance.

For an element, the molar mass is the relative atoms mass expressed in grams.
For example 23g of Na, 40g of oxygen
For compounds, molar mass is the gram -formula or gram - molecular weight.
This is determined by the addition of its component atomic masses and then expressed in grams.

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yawa3891 [41]

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3 years ago

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What is the purpose of the following in the experiment of Synthesis of Methyl Salicylate

Aneli [31]

Answer:

1. Phosphoric Acid : Catalyst

2. Methyl Anthranilate : Reactive

3. Sodium Nitrite : Reactive

4. Diethyl Ether : Solvent and reactant

5. Nitrogen : Sub-product

Explanation:

The phosphoric acid is used as a catalyst for the reaction, the methyl anthranilate will react with the sodium nitrite to produce methyl salicylate, along with the diethyl ether and the nitrogen is a sub-product of the reaction.