3. Describe what ion could form if this element lost these valence electrons: a
Anion, Ca?
o
Cation, O2
о
Anion, o?
0
Cation, Ca?
Helppp

Amass of 100.0 g of solute is dissolved in water so that 850. ml of a 0.7500 m solution has been prepared. what is the molar mass of the solute?

A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159

How many neutrons does an element have if its atomic number is 50 and its mass number is 166