Acar goes 4 south and 3 m east. find the resultant vector using tip-tail method.

a. 5 m southeast
b. 5m southwest
c. 5m northeast
d. 5m north west

Which of the following are not typically included in the periodic table? a. atomic mass b. element symbol c. isotopes d. number of electrons

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87

The molecular mass of a gas is (select all that apply) a. independent of the type of gas b. the same number as the atomic (or molecular) mass, but measured in grams c. dependent on the temperature d. the mass of a mole of the gas