Significant Figures
Conversions
Characteristics of Matter
Subatomic Particles
Radioactive Decay
100
The number of significant figures in 407.
What is three?
100
The number of centimeters in one meter.
What is 100?
100
What elements on the left of the stair-step line are known as.
What are metals?
100
The subatomic particle(s) found in the nucleus.
What are protons and neutrons?
100
The type of nuclear radiation that can be blocked by your skin.
What is the alpha particle?
200
The number of significant figures in 660850
What is five?
200
The number of kilograms in 5681 g.
What is 5.681 kg?
200
The type of change that occurs when rust forms on a nail.
What is a chemical change?
200
The number of protons in chlorine-35.
What is 17?
200
The type of nuclear radiation with no mass and no charge.
What is a gamma ray?
300
The answer to 8.37 x 7.844.
What is 65.7?
300
The number of milliliters in 6.8 liters.
What is 6800?
300
The physical state characterized by its ability to take the shape of its container, but not its volume.
What is a liquid?
300
The mass number of an atom of oxygen-18?
What is 18?
300
The atom produced (element, mass number, and atomic number) when copper-66 undergoes beta decay.
What is zinc-66?
400
The answer to 512.6 + 65.99 + 2.334.
What is 580.9?
400
The number of centimeters in 8.75 feet.
What is 267 cm?
400
The density of a gold brick with a mass of 1100 g and a volume of 85 mL.
What is 13 g/mL?
400
The number of protons, neutrons, and electrons in an atom of tungsten-183.
What is 74 protons, 109 neutrons, 74 electrons?
400
One of the units used to measure the amount of radioactive decay.
What is the Becquerel or the Curie?
500
The answer to 68.904 x 3.72 x 22.58.
What is 5790?
500
The number of liters in 564 cm3.
What is 0.564 L?
500
The coefficient of carbon when the following chemical equation is balanced: C + SO2 yields CS2 + CO.
What is five?
500
The subatomic particle with essentially no mass.
What is the electron?
500
The amount of iron-59 (half-life of 45 days) that would remain after 135 days if you started with 96 g.
What is 12 g?
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