Explain why do group 16 elements have a -2 charge
how do you get it?

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

Titration reveals that 11.6 ml of 3.0m sulfuric acid are required to neutralize the sodium hydroxide in 25.00ml of naoh solution. what is the molarity of the naoh solution?

Which of the following would have the lowest average kinetic energy