The atomic radius of magnesium is 150 pm. The atomic radius of strontium is 200 pm. What is the atomic radius of calcium? 1) between 150 and 200 pm

2) not enough information

3) smaller than 150 pm

4) greater than 200 pm

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

Which statement best describes what happens when molecular compounds melt