How do the atomic mass and atomic number compare for helium?

a) the atomic mass is greater.

b)the atomic number is greater.

c)the atomic mass and atomic number are equal.

d)helium does not have an atomic number.

Elements that do not have full outer electron shells will donate, share, or take electrons from other atoms. choose the items that have the correct binary ionic formula.

Read the claim. breakfast is an important meal. it jump starts the body’s process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes

Why do lunar and solar eclipse not happen every month