How many iron atoms are contained in 354 g of iron?

Which answer lists the fundamental forces in order from strongest to weakest

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.