1 2/3 as a simplified mixed number

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?