Which of the following contains the smallest amount of matter?

A. 25 g

B. 2.5 hg

C. 2,500 dg

D. 0.25 kg

The number of electrons that can be held in the first orbit (closest to the nucleus)

When does the breaking of chemical bonds release energy?

A balloon with a volume of 2.0 L at 25°C is placed in a hot room at 35° c. The pressure on the balloon is constant at 1.0 atm. How does the volume of the balloon change after moving it to the hot room?

Density of gold is 19.3 g/cm^3 what is the mass of nugget that has a volume 1.47cm^3

If the velocity profile of a fluid emerging from a control surface varies with surface area, the control volume form of the momentum equation can be used. (T/F)

12.5M AgNO3 is made using 3.5L H2O. How many grams AgNO3 are needed to produce the solution?

What is the net charge on an ion that has 9 protons, 11 neutrons, and 10 electrons? (1) 1 + (3) 1- (2) 2 + (4) 2-

The structure of the periodic table is based on the distribution

Which of the following prefixes means seven

How many moles are in 1.84x10^24 formula units of CaCl2, calcium chloride?