Based on the chemical equation, use the drop-down menu to choose the coefficients that will balance the chemical equation: ()na2hpo4 → ()na4p2o7 + ()h2o

Which of the following is the phase that results when the moon is on the opposite side of the earth from the sun? a. quarter moon b. crescent moon c. new moon d. full moon

Select the correct answer. what does the process of natural selection involve?

How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters