The mass of a fluorine atom is 3.16 × 10 - 23 g. what is the mass of 1,000,000,000 fluorine atoms? express your awnser scientific notation to three significant figures.

In the surface area formula for cylinders which expressionrepresents the lateral area

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer