Approximately how much of the world's freshwater supply comes from groundwater? 5% 10% 15% 20%

A brick has dimensions of 15 cm x 6.0 cm x 12cm. What is the volume of the brick in cubic meters? (Recall that 100 cm = 1m)

Modern atomic theory states that the Atom on diffuse cloud surrounding a small dense nucleus identifying which particle is in the nucleus

Determine the theoretical yield of H2S (in moles) if 32 molAl2S3 and 32 molH2O are reacted according to the following balanced reaction. A possibly useful molar mass is Al2S3 = 150.17 g/mol. Al2S3 (s) + 6 H2O (l) → 2 Al (OH) 3 (s) + 3 H2S (g)

Why might you feel heat coming out of part of your refrigerator?

Do you think that solids can undergo convection? explain

What is the law of conservation of energy? A) energy can only be destroyed B) energy will always be renewed. C) energy cannot be created of destroyed. D) energy can never change forms.

Most metals are solid at room temperature, malleable, ductile, good conductors of heat and electricity, and react in acids to produce hydrogen gas. which of the properties mentioned is a chemical property? a. are malleable b. reacts with acids c.

Silver tarnishes when it comes into contact with hydrogen sulfide in the air. physical property or chemical property

When a volcanic irruption adds new rock to existing land and forms new islands is it considered destructive?

How many neutrons are in Cesium-130 (Cs) ? 55 75 130 185