Which of the following is true about an atom of iron and an atom of copper? (1 point) They have different masses.
Both have the same properties.
They have an equal number of protons.
Both have different types of sub-atomic particles.

Which change to the system wood cause the freely-moving piston to lower?

We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?

Drag the tiles to the correct locations. each tile can be used more than once, but not all tiles will be used. one or more locations will remain empty. nitrosyl fluoride has the chemical formula nof nitrogen has five valence electrons, oxygen has six, and fluorine has seven. complete the lewis structure for this covalent compound. f n = = = . : : 0 : reset next um. all rights reserved us 2