The volume of a sphere is given by v-(4/3)r where r is the radius. the density of magnesium is 1.74 g/cm what is the mass of a magnesium sphere with a radius of 0.80 cm? • v= x2 m= temperaure convertions show formulas used convert 38.0 °f 10 °c = 3.33 (38-32)x(5/6)=°c convert 23.5 °c 10 °f - 245 (22.5%6/5)+32=72.5°f spd.

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Quiz1. which physical state of nitrogen has the highest entropy? a solid© b gasoc liquid

Which terms are used to identify pure substances