The rate law for a hypothetical reaction is rate = k [a][b]. if the concentrations of a and b are both 0.020 moles per liter and k = 1.3 × 10-1 m-1s-1, what is the reaction rate?
a. 4.0 × 103 m
b. 1.3 × 10-1 m-1s-1
c. 5.2 × 10-5 ms-1
d. 5.2 × 105 ms-1

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

Given the following reaction: c3h8+5o2=3co2+4h20 how many grams of co2 will be produced 7 g of c3h8 and 98 g of o2

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom