Atoms and bonds are often represented in chemical structures by balls and sticks, but like organelles, are more complex than they are often represented. Later, you'll learn about bonds. For now, you'll explore what an atom is.

What does a graph with no trend indicate about the variables?

A student says, "The initial concentration of a reactant was doubled, and the rate doubled. Therefore the reaction is second order in that reactant.

Which sample of matter is a mixture

The abundance of 79br is 50.69%. the abundance of 35cl is 75.77%. calculate the abundance of 79br35cl.

Which answer shows the correct balanced equation showing the process of iron oxide (upper case F lower case e subscript 2 end subscript upper case O subscript 3 end subscript) explosively combining with aluminum (upper case A lower case l) to

How many moles are in. 12 grams of gold.

When lithium reacts with bromine to form the compound LiBr, each lithium atom: (1) gains one electron and becomes a negativelycharged ion (2) gains three electrons and becomes a negativelycharged ion (3) loses one electron and becomes a

Based on what you know about matter, explain why the food coloring mixes at different rates

What does the variable A stand for in the Arrhenius equation? A. activation energy B. frequency factor C. rate constant D. reactant concentration

Name 3 sets of elements that have been added to the periodic table since mendeleev's time