A scientist in New York and a scientist in California both conducted independent investigations that produced similar results. What does this mean about the data that was collected?

List the names and numbers of the nonmetal families

How many moles are in 4.3 x 10^22

Which two gases make up most of the atmosphere?

Iron, Fe, is a solid at room temperature. Iron is a shiny, bright white metal that is soft, malleable, ductile and strong.

Which factors affect the strength of the interaction between two objects with electrical charges? Choose all answers that are correct. A. the distance between the objects B. the force the objects exert C. how much charge the objects have D.

The nucleus of an atom holds 4 neutrons and 4 protons, how many electrons does it have

What types of atoms are in nh3 or ammonia how many hydrogen and how many nitrogen

A piece of wood near a fire is at 23°C. It gains 1,160 joules of heat from the fire and reaches a temperature of 42°C. The specific heat capacity of wood is 1.716 joules/gram degree Celsius. What is the mass of the piece of wood? ОА. 16 g OB.

Which of the following is a viable possibility for a liquid particle that loses energy? (select all that apply) the liquid particle may become a gas particle the liquid particle may become a solid particle the liquid particle may become a slower

What is true of the bottom layer of the ocean? Select the two correct answers. A. It has the largest plants. B. It has the lowest salinity. C. It has the greatest density. D. It has the coldest water. E. It has the most sunlight.