How many moles of MgCI2 are there in 347 g of the compound

A solution that has a high concentration of hydrogen ions has what type of pH? A:2 B:7 C:13 D:14

Which of the following causes a precipitate to form? A. Atoms combining in a solution to form a solid B. Volcanoes erupting and magma cooling C. Lava crystallizing D. Minerals undergoing changes in pressure

During a partial solar eclipse, where is the moon located? a. between the sun and venus b. in the penumbra d. between the umbra and penumbra

The energy stored in a parallel plate capacitor varies as the ___ of the voltage across its plates. Square cube Square root

When its 75 kW (100 hp) engine is generating full power, a small single-engine airplane with mass 700 kg gains altitude at a rate of 2.5 m/s (150 m/min, or 500 ft/min). What fraction of the engine power is being used to make the airplane climb

A hole is drilled to the center of the earth and a ball is dropped into it. When the ball is at the earth's center, compared with their respective values at the earth's surface,

What is the development of static?

Methane gas absorbs red light, and methane clouds reflect blue light, giving Uranus and Neptune their distinctive blue colors. Why do Uranus and Neptune have methane clouds, but Jupiter and Saturn do not

A brick is released with no initial speed from the roof of a building and strikes the ground in 2.50 s, encountering no appreciable air drag.

State 3 properties of air Try your best doesn't have to be all of them