At the beach, a student fills two beach pails, one with sand and one with seawater. She places both pails in the same spot in the bright sunlight. After several hours, what will the student MOST LIKELY observe?

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.

When the ionic compound nabr dissolves in water, br– ions are pulled into solution by the attraction between what two particles? a. the na+ and br– ions b. the na+ ion and the negative end of a water molecule c. the br– ion and the positive end of a water molecule d. the br– ion and the negative end of a water molecule