Quantitative

The number 6.02 x 10²³, which is the number of particles found in a mole. 

• molar mass
• mole
• Avogadro's number
• hydrate

What is 0.0568 rounded to 1 significant figure?

• 0.0
• 0.06
• 0.6
• 0.057

?

• High Accuracy & High Precision
• High Accuracy & Low Precision
• Low Accuracy & High Precision
• Low Accuracy & Low Precision

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

This bullseye demonstrates...

• High Accuracy & High Precision

• High Accuracy & Low Precision

• Low Accuracy & High Precision

• Low Accuracy & Low Precision

What is the atomic mass of magnesium?

• 2
• 4
• 12
• 24

What is the mass number?

• the number of protons
• the number of protons and neutrons
• the number of neutrons
• the number of protons and electrons

What do these isotopes of carbon all have in common?

• neutrons & mass number
• atomic number and neutrons
• atomic number and electrons
• protons, atomic number, and mass number

How many protons does this isotope of titanium have?

• 48
• 22
• 26
• 70

In this chemical equation , CO₂ and 2H₂O are called the...

• Products

• Reactants

• Coefficient

• Subscript

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

In this chemical equation , CH₄ and 2O₂ are called the...

• Products

• Reactants

• Coefficient

• Subscript

Tags

NGSS.MS-PS1-2