An ice cube and a scoop of table salt are left outside on a warm, sunny day. Explain why the ice cube melts and the salt does not

Which is true about the function of DNA in the body? DNA makes enzymes work more efficiently. DNA confers structure on the cell. DNA stores the information needed to make protein. DNA transfers cell products.

Which is NOT an assumption of kinetic molecular theory? a. Collisions between gas particles are elastic. b. All the gas particles in a sample have the same velocity. c. A gas particle is not significantly attracted or repelled by other gas particles.

Example of ammonium salt

Define the term semiconductor and give an example of a metalloid that is used to make semiconductors.

If the passing of five half-lives leaves 25 mg of a strontium-90 sample, how much was present in the beginning?

How was it possible that Mendeleev was able to predict the properties of elements that no one knew about

6.00*10^7 + (1.44x10^-3 * 6.77x10^8)

A. monotomic ionic b. polyatomic covalent C. polyatomic ionic d. binary molecular 1 Sulfur hexafluoride is an example of a a. monatomic ion b. polyatomic ion chinary compound d. polyatomic compound

Which factor impacts the possible number of ways in which different atoms can be put together?

How many particles are in 1 mole of a substance?