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If a substance cools, the value of q for the substance is negative.

A system releases 41.0 kJ of heat while doing 9.5 kJ of work on the surroundings. What is ΔE?

A substance with a higher specific heat requires less energy to change its temperature than a substance with a lower specific heat.

A sports drink provides 145 Cal of energy when metabolized. How many joules (J) does this represent?

When the following equation is balanced, the coefficient of water, H2O, is _____.  _____ C3H4 + _____ O2 → _____ CO2 + _____ H2O

What is the wavelength of a photon of light with a frequency of 5.00 × 1014 Hz?

Neutral atoms in which family have electron configurations ending in s1?

Smaller wavelengths have larger energy compared to larger wavelengths.

Neutral atoms in which family have electron configurations ending in s2?

A large frequency corresponds to a small wavelength.