If the substance is a crystalline solid, as shown at right, then the substance is likely  a. ionicb. covalent

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?

What effect does a decrease in temperature have on the overall rate of a chemical reaction? a decrease in temperature decreases . the reaction rate will

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?