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Sindrei [870]
3 years ago
10

How do the scientist know that cells exist

Chemistry
1 answer:
IrinaVladis [17]3 years ago
7 0
Because of us and other cells from plants and Animals
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When in contact with hydrochloric acid, which mineral gives off bubbles of carbon dioxide gas?.
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Calcite

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Which type of reaction is indicated by a positive AH?
lianna [129]

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An endothermic reaction

Explanation:

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A reversible reaction is indicated by a double arrow on the chemical equation.

A spontaneous is indicated by negative Gibbs Free Energy (G) value.

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The molecular mass of a substance is defined as the mass of how many molecules of the substance
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Identify the functional groups present in each molecule.
Colt1911 [192]

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A central carbon is attached to an amine, two hydrogens, and a carbon that is double bonded to an oxygen and single bonded to an oxygen attached to a hydrogen. :

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An amide group contains both amine and carboxyl

.

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