Cs-134 is a beta emitter with a half-life of 2.0 years. How much of a 2.50 g sample of Cs-134 will remain after 10 years

Which of the following elements is a representative element? a. chromium (cr) b. aluminum (al) c. mercury (hg) d. silver (ag)

Reaction rate depends on how many molecules are coming into contact with each other with enough energy to react. increasing the temperature of the reactants will increase -

What is the lowest number energy level where a d sublevel is found