Explain why group 2 elements tend to form + 2 ions.

What happens to ice as it melts

The Florida Everglades is home to many threatened and endangered species, such as the cougar. What should scientists and Florida lawmakers do before they create laws to protect these species?

How many atoms of H are in 3H2SO4?

Which gas will diffuse at a faster rate, CH4 with a molar mass of 16 g or SO2 with a molar mass of 64 g?

The electrons of an atom are negatively charged and located inside the nucleus. positively charged and located inside the nucleus. negatively charged and located outside the nucleus. positively charged and located outside the nucleus.

What compares a law and a theory?

Explain what domain would best be represented by the "?" in the diagram. A) Eukarya because the organisms are all eukaryotic. B) Eukarya because the organisms are all prokaryotic. C) Bacteria because some of the organisms are autotrophs.

If you are eating a hamburger, it is an example of a consumer eating another consumer. a) true b) false

What mass of NaNO3 is needed to make 3.5 L of 2.2 M solution? (Na = 23.0g, N=14.0g, O=16.0g) Explain in steps

In which group do all atoms have seven valence electrons in the ground state?