If the particles in a sample of matter have an orderly arrangement and move only in place, the sample is a

a. gas.

c. solid.

b. liquid.

d. substance.

What is the average mass of a single silicon atom in grams?

Which of the following may be used by employers to inform workers about hazardous materials A. Employee training and SDS B. Memos and handouts C. SDS and warning signs D. Employee training and memos

How many moles of nitrogen, N, are in 76.0 g of nitrous oxide, N2O?

the basic organizational feature of the periodic table of elements

The number of proton, neutrons and electrons in oxygen atom

The molar solubility of Ag2CO3 is 0.074M at 10°C. What is the Ksp of Ag2CO3 at the same degree?

You would know you were in the troposphere If? It were raining on you You were floating in space You were flying in a high altitude jet You were in the ozone later

A burning match is an example of a chemical change phase change nuclear change physical change

The table below shows the shapes of two samples, C and D, when placed in three containers of different shapes.

How many grams of KCl are produced when 60 grams of K are reacted?