answersLogoWhite

0

Chemistry

User Avatar

Dixie Langosh

Lvl 10
4y ago
5.0
1 Review
Add a rating

Rate this Study Guide:

Cards in this guide (12)
What is the correct name for the compound N2O4

The correct name is dinitrogen tetroxide.

Forces on washing machine while washing

The force of an washing machine can wash 10-15 clothes at the same time.

An electrolytic cell is made with zinc and aluminum electrodes Which of the following happen at the cathode of this cell

Aluminum is reduced.

Zinc ions are formed.

How is stoichiometry used

Stoichiometry is used to find the molar ratios between the reactants of a chemical reaction.

What is the net ionic equation for the reaction between Na2SO4 and CaCl2

SO42-(aq) + Ca2+(aq) ---> CaSO4(s)

What redox conditions will produce a spontaneous reaction

The sum of the voltages of the half-reactions is positive.

What information does the percent composition of an atom in a molecule give

The relative amount of mass an atom contributes to a molecule

What trend does the first ionization energy follow in the periodic table

It decreases when going down a group.

Which of the following describes the entropy change of a gas reaction

If there is an increase in the number of gas molecules, then S > 0.

Pentane Methane Propane Octane Which of these chemical formulas represents the formula for C3H8

propane

A steam engine depends on what kind of energy conversion

Heat energy to kinetic energy

An avalanche demonstrates what kind of energy conversion

Gravitational potential energy to kinetic energy

Related study guides