Astudent repeated the experiment with a different group 2 metal carbonate (xco3).
the relative formula mass (m.) of xco, is 84
relative atomic masses (a):
c = 12
0 = 16
calculate the relative atomic mass (ar) of x.
name metal x.
use the periodic table.

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a. the mitochondria b. the nucleus c. the vacuoles d. the endoplasmic reticulum

Rays from the sun are not considered matter true or false