A group of students is discussing the properties of an atom. Which of the following statements made by the students is FALSE? A.
An atom is neutral as it has equal numbers of electrons and protons.

B.
The nucleus is the heaviest part of the atom.

C.
The protons move around the nucleus.

D.
Each proton has the same relative mass as each neutron.

What are the major products produced in the combustion of c10h22 under the following conditions? write balanced chemical equations for each. a. an excess of oxygen b. a slightly limited oxygen supply c. a very limited supply of oxygen d. the compound is burned in air

Calculate the number of molecules present in 0.750 mol of mgo.

In november 1987, a massive iceberg broke loose from the antartic ice mass and floated free in the ocean. the chunk of ice was estimated to be 98 mi long, 25 mi wide, and 750 ft thick. a typical backyard swimming pool contains about 24,000 gallons of water. how many of these pools could you fill from the water in this iceberg? (assume the iceberg is a rectangular solid of the above dimensions and consists of water only). express answer in scientific notation.