Which of the following ordered pairs represents the coordinates of point B? (-3, 0)

(-6, 0)

(0, 6)

(0, 3)

(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 ?

Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.