How many grams of Caso4 are needed to make a 1 M solution in 0.5 L of solution? a) 88 g b) .5g c) 44 g d) 68 g

Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground

Adilute aqueous potassium nitrate solution is

Which of the following describes a situation where competition between producers exists