A 6.7 gram ice cube was placed in an enclosed container and placed in the sun to melt. After 24 hours, their was no ice or water left in the container due to evaporation. How many grams of water vapor is present in the enclosed container?

If a reaction starts with 0.480 mol Mg how many moles of silver are produced Mg + 2AgNO3 - -> Mg (NO3) + 2Ag

What is the mass of a magnesium block that measures 2.5cm x 3.5cm x 1.5cm

Which of the following equations has the correct products and is balanced correctly for a reaction between Na3PO4 and KOH?

How does the type of precipitation change currently?

Which is not a characteristic of chemical equilibrium

Is a sample of liquid nitrogen more dense than a sample of nitrogen gas

You have a balloon containing 1 L of air at STP in a vacuum chamber. What will the volume of the balloon be when you reduce the pressure by half and increase the temperature to 373 K?

Which method will correctly determine whether the forces on an object are balanced or unbalanced? A. Multiply the forces in the horizontal direction by the forces in the vertical direction. B.

Carbon is found in all known forms of life. Which statement best describes why carbon is uniquely suited to forming macromolecules such as those found in living organisms? A. Carbon forms large compounds that are not chemically reactive. B.

Name a type of asteroid and give a description.