Which statement is true about both a solid and a gas?

The atoms of both are moving.

The both have defined shapes in any space.

They both fill a container.

There is never any motion in either.

What is the molecular formula for chloroform? none of these choices CH3C CHCI3 CH2C12 CCI4

An analytical chemist is titrating 242.5mL of a 1.200M solution of hydrazoic acid HN3 with a 0.3400M solution of NaOH. The pKa of hydrazoic acid is 4.72. Calculate the pH of the acid solution after the chemist has added 1006.

Which is true about nuclear decay

What chemical change causes cake to rise?

1. Many egg cartons advertise that the chickens are "vegetarian-fed". What food are they most likely given? How does this compare to the native diet of chickens and their wild ancestors?

Consider the model of a sodium atom. An orange circle labeled upper N a is surrounded by three concentric circles. The innermost ring has dots at the north and south positions.

In the following reaction: Mg + 2HCl → MgCl2 + H2 How many liters of H2 would be produced if you started with 24.3 g of Mg?

How much heat, in calories, is given off when 1.25 grams of silver is cooled from 100.0°C to 80.0°C? (The specific heat of silver is 0.057 cal/g°C)

A. What is temperature really a measure of?

A chemist needs to find out how large of a container would be required to contain the products of an ammonia decomposition. If 8.91 mol H2 are produced during the reaction, how many moles of N2 are produced?