The radius of a molybdenum atom is 136 pm how many atoms laid side by side to span a distance of 4.73 mm?

Ineed with my science work! it’s due tomorrow!

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

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?