Determine the number of significant figures in each measurement.

12.90 s

Hypobromite is used to purify contamimated water. what is the forula or hypobromite

Which of the following will increase the number of collisions and energy of reactant molecules? adding a catalyst increasing the concentration of reactants increasing the pressure of the reactant mixture increasing the temperature of the reactant

Convert 100 degrees Celsius to Fahrenheit

Which of these elements exist as a liquid at normal Earth temperatures? Select all that apply. bromine sodium oxygen mercury

For the reaction at equilibrium 2so3 2so2 + o2 (dhºrxn = 198 kj/mol), increasing the reaction temperature would:

Which set of terms best defines what affects kinetic energy and potential energy, respectively? position, gravity gravity, velocity velocity, height height, position

Which radiation detection device is the best to use for measuring the presence of radiation in large moving objects where constant monitoring is impossible? film badge Geiger counter cloud chamber scintillation counter

Smoke fiilling up a room is diffusion or not

What is the independent and dependent variable for a dry ice experiment

a substance that undergoes a physical change like melting is still the same substance is it true or false