Chemistry

Elements & Compounds

100

Na

Sodium

200

Salt

What is a Sodium rich substance?

300

10.82

What is the atomic mass for boron

400

CO₃^2-

What is the formula for carbonate

500

MnO₄

What is the formula for permanganate

Molarity & Molar mass

100

How many significant digits are in one million(1,000,000)

1

200

Liter x molarity

How do you calculate for moles?

300

= Moles/Molarity

What is the formula to calculate liters

400

How many moles are in 35 grams of calcium hydroxide?

n=0.47

500

What is the molar mass for (NH₄)₂SO₄?

132.154 g

Vobabulary

100

A group of elements

What is a compound

200

The substance being dissolved

What is a solute

300

The liquid doing the dissolving

What is a solvent

400

When there is not much solute in the solution

What is a dilute

500

The number of moles of solute in one liter of solution

What is molarity

Reaction types

100

Ca + Br₂ -> CaBr₂

What is formation

200

What reaction type is the following equation:

Mg + Fe₂O₃ -> Fe + MgO

Single replacement

300

What reaction type is the following equation:

NaBr + H₃PO₄ -> Na₃PO₄ + HBr

Double replacement

400

What reaction type is the following equation:

Cu + HNO₃ -> Cu(NO₃)₂ + NO + H₂O

Double replacement

500

What reaction type is the is following equation:

C₂H₄ + O₂ -> CO₂ + H₂O

Hydrocarbon combustion

Random

100

60% to 70% water

How much water is the average human composed of?

200

The jellyfish

What animal has no brain?

300

Homeostasis

Why does one shiver when cold?

400

About 206

How many bones does a human have?

500

Amyotrophic Lateral Sclerosis

What disease does Steven Hawking suffer from?