logan5395 logan5395

02-09-2020
Chemistry

contestada

3. How many protons do the following have?
Calcium
Gold
Copper
Iron

Respuesta :

t99dolan t99dolan

02-09-2020

Answer:

calcium=20

gold=79

copper=29

iron=26

Explanation:

Answer Link

Otras preguntas

If gas costs $3.65 per gallon at a local service station, how many cubic feet of gas can a customer buy with $40 ? Given your answer above, how far can the cust

Which of the following acts as the digestive system of the cell, breaking down materials?

Which is the most abundant gas in earth’s atmosphere?

Give 3 visible examples of motion that is caused by forces from non-living things

The perimeter is the distance around an object. the perimeter of a square is 84 centimeters. what is the length of one side of the square?

Which type of appeal does President Lincoln use in this excerpt?A.emotional appeal B.ethical appeal C.logical appeal D.moral appeal

What is the next step in the sun's life cycle after it has used up its hydrogen fuel.

why is it important for a region that shares a government to have exact boundaries?

If there are 50 questions and 44 were answered correctly what percentage is correct

Use synthetic division to divide (x³+ 12x² + 38x + 26) ÷ (x + 4).