3 years ago

2. Sometimes a few individuals are

Chemistry

1 answer:

sergey [27]3 years ago

7 0

Answer:

macro-evolution

Explanation:

This happens when evolution occurs because of separation of a population.

You might be interested in

A salt is best described as a compound that is formed from the reaction between

kaheart [24]

Answer:

Explanation:

5 0

3 years ago

What are the properties of organic compounds determined by?

jarptica [38.1K]

The properties of organic compounds is determined by <u>A) Their boiling point</u><u />.

6 0

3 years ago

Read 2 more answers

How do you calculate the number of moles in CO2

gogolik [260]

Answer:

The number of molecules in a mole (known as Avogadro's constant) is defined such that the mass of one mole of a substance, expressed in grams, is equal to the mean molecular mass of the substance. The molecular mass of CO2 = 12+2x16 = 44, so the mass of a mole of CO2 is approximalty 44 grams

Explanation:

3 0

3 years ago

How many grams of hcl is dissolved in 500 ml of a 0.2 m hcl solution?

umka21 [38]

It well be 9025 because it will dissolve in 0.8 hcl soluiton

7 0

2 years ago

Which statement is true?

MissTica

Answer:

The correct answer is in an exothermic reaction the energy of the product is less than the energy of the reactants.

Explanation:

Exothermic reaction is a type of reaction that generates heat.As a result in case of an exothermic reaction the energy of the reactant is more than the energy of the product.

That"s why the enthalpy change in an exothermic reaction is always positive .

8 0

3 years ago

Read 2 more answers