Alance the equation, if necessary, for the reaction between magnesium sulfate and ammonia. MgSO4 + NH4OH → (NH4) 2SO4 + Mg (OH) 2

When two or more different capacitors are connected in parallel across a potential source (battery), which of the following statements must be true? (There could be more than one correct choice.

How will minerals orient when a rock is put under normal stress?

Is static electricity positive or negative? Explain

Which planet has no atmosphere, which prevents erosion? A. Neptune B. Uranus C. Mars D. Mercury

A car is traveling 11.4 m/s. A truck having four times the mass of the car is traveling at 22.7 m/s. How many times greater is the trucks kinetic energy compared to the cars kinetic energy?

When a warm air mass catches up with a cold air mass, forming a warm front, the warm air slides over the top of the cold air, before pushing it away. can be expected as the warm air rises over the cold air and moisture in the warm air condenses?

Why doesn't this aquarium represent a closed system? A. because light, heat, and air can enter and exit B. because it has plastic plants C. because the water is cold D. because there is more than one kind of fishuired.

A 0.500-kilogram cart traveling to the right on a horizontal, frictionless surface at 2.20 meters per second collides head on with a 0.800-kilogram cart moving to the left at 1.10 meters per second.

Which of the following objects is in dynamic equilibrium? A - a man standing in one place without moving B - a bicycle accelerating forward at 1.

A boat is traveling upstream in the positive direction of the x axis at 10 km/h with respect to the water of a river. The water is flowing at 7 km/h with respect to the ground. (a) What is the velocity of the boat with respect to the ground?