How much heat must be absorbed by 375 grams of water to raise its temperature by25°C? (The specific heat of water is 4.18 J/g°C)
a.39,187.5 J
b.0.279 J
c.391 J
d.279 J

When undergoing chemical reactions where does the reactant combine to the enzyme?

A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?

Using data from seismic waves, geologists have learned that earth’s interior is made up of several