An isotope of iron has 28 neutrons. if the atomic mass of the isotope is 54, how many protons does it have?
a. 26
b. 28
c. 54
d. 82

What is the volume occupied by 10.0 dm3 of gas at standard pressure after it has been compressedat constant temputure to 500.0 kpa?

Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean

What type of matter is made of only one kind of atom