How can you easily tell the density of an object compared to other objects? 1. You can drop them in a container of liquid together. The less dense object will float.
2. You can drop them in a container of liquid together. The denser object will float.
3. You can do a scratch test and measure hardness using the Mohs Hardness Scale.
4. You can put the objects on a scale one at time and measure the weight.

How many moles of oxygen react with 12 moles of aluminum

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.

What is the correct name for the compound cocl3? a) cobalt(i) chloride b) cobalt(i) chlorate c) cobalt(ii) chlorate d) cobalt(iii) chloride