How many total atoms are in CuSO4

What is true about the metals in group 1A, 2A, 3A? a) all form ions with negative charges b) all have ions with a 1 + charge c) gain electrons when they form ions d) lose electrons when they form ions

How many atoms of Fluorine are in 595.85g of SeO2F2? A: 6.02 x 10^23 B: 1.204 x 10^24 C: 2.408 x 10^24 D: 4.816 x 10^24

In June there are fewer hours of daylight and less direct sunlight in the

The pile of ash left after a fire burns out demonstrates what concept? A. Original materials remain after a physical change. B. A chemical change forms new substances. C. Physical properties are never stable. D. Fire recycles most substances.

All of the following are examples of solutions except saltwater bronze air water

A sample of solid NH4NO3 was placed in an evacuated container and then heated so that it decomposed explosively according to the following equation: NH4NO3 (s) N2O (g) + 2H2O (g) At equilibrium, the total pressure in the container was found to be 2.

Look at the chemical formula for glucose, how many carbon C, hydrogen H, and oxygen O, atoms are found in a molecule of glucose?

In the following reaction, which compounds are considered acids? NH3+H2O NH4+OH A) NH3 and OH B) NH3 and H2O C) H2O and NH4 D) NH4 and NH3

John dalton postulated several statements about the atom. which statement did he NOT state?

What is Mendeleev most known for?