College chem Final review Again!

How many significant figures are in the measurement 2010 cm?

A sample of gold has a mass of 96.5 g and a volume of 5 mL. What is its density?

Whose law says that the total pressure of a mixture of gases is equal to the sum of the parts?

The equation AX +BY --> AY + BX represents...

Hydrogen is what type of element?

The pH of an acid solution is...

A subatomic particle that has the same mass as a proton but with no electrical charge is a(n)..

Use VSEPR theory to predict the shape of CCl₄

Acids generally release H₂ gas when they react with...

Which acid is found in vinegar?

In period 3 there are 8 elements. What sublevels are being filled?

What does an insoluble gas formed in an aqueous solution do?

A 3D region around the nucleus where an electron may be found is called a(n)...

What type of atom form anions?

A positive ion is known as a(n)...

What do all organic compounds contain?

Convert 0.75 atm to mmHg.

The SI base unit for time is the...

A spherical cloud around the nucleus would best be represented by...

The frequency of electromagnetic radiation is measured in...

Which observation does not indicate that a chemical reaction occurred?

According the the kinetic-molecular theory, particles are in motion in...

If electrons in an atom have the lowest possible energies, the atom is in the ...

Compared with bonds, the strength of intermolecular forces is...

In what kind of reaction do two or more substances combine to form a new compound?

1 mL is equivalent to...

All the following molecules contain polar bonds but the only polar molecule is...

Which mixture contains particles that settle out unless stirred?

What is the molecular geometry for H₂S?

What type of elements are in covalent molecules?

Which acid is used in explosives, rubber, plastic, dyes and drugs?

A chemical equation is balanced when the...

What type of chemistry studies the chemistry occurring in living things?

How many oxygen atoms are there in 0.5 mol of CO₂?

Because most particles fired at metal foil passed straight through, Rutherford concluded that..

It is easy to determine if a substance is a metal if...

Carbon dioxide dissolved in water is an example of which combination?

Metalloids are often...

Which of the following is chloric acid?

What are the coefficients needed to balance the following equation? KOH+CO₂--> K₂CO₃ + H₂O

If atoms share electrons unequally the bond is...

the correct way to write hydrogen gas using symbols is...

Which of the following has 3 sig figs?