[Quiz 1] Sci1T-Unit-1 Intro to Chemistry

Convert the following values into the required unit.

43.5 kg into g

• 435

• 4350

• 43500

• 0.0435

Convert the following values into the required unit.

2.7 ft into inches

• 32.4

• 3.4

• 37.4

• 42.3

Convert the following values into the required unit.

20 oz (ounces) to lbs (pounds)

• 1

• 2

• 1.30

• 1.25

What should be the unit of the final answer when converting 2.3 tons into pounds (lbs.)?

• tons

• pounds

• pints

• cups

In converting 40 cm into m, what conversion factor should be in the denominator?

• 100 cm

• 1 cm

• 1 m

• 100 m

Choose all that indicates a chemical change

• Combustion

• Boiling

• Cleaning using baking soda and vinegar

• Rusting

The atomic number of an element states the number of what subatomic particle?

• electron

• proton

• neutron

• atom

The atomic mass subtracted by the atomic number of an element states the number of what subatomic particle?

• electron

• proton

• neutron

• atom

Which metal is most malleable?

• Steel

• Aluminum

• Gold

• Iron

It is a physical property of matter that can be dissolved in water.

• Solubility
• Density
• Viscosity
• Mass