What makes an oxygen atom different from a carbon atom?

a.

a. the number of neutrons

b. the number of electrons

b.

c. the number of valence electrons

d. the number of protons?

Scientists use their data to make charts and

How many moles are there in 25.0 grams of KMnO4

Why is mn02 added to the decomposition of H2O2

Ethanol, 1-octanol, methanol and 3-methyl-1-butanol contain what functional group characteristics of all alchohols

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?

How many atoms are in a molecule of iron oxide (Fe2O3) ? A. 3 B. 2 C. 1 D. 5

In 1940, it was discovered that uranium could be artificially changed to plutonium, a process called transmutation. What combination of decay processes would convert U-239 (92 protons) into Pu-239 (94 protons) ?

A 226.4-l cylinder contains 65.5% he (g) and 34.5% kr (g) by mass at 27.0°c and 1.40 atm total pressure. what is the mass of he in this container?

How are the particles in this model different from real gas particles

How many isomers does hexane (C6H14) have