What Comet just blew apart, being the largest cometary explosion ever recorded? A. Halley's Comet

B. Rosetta Comet

C. Shoe makker - Levy Comet

D. Holmes Comet

If you get this correct then i will mark you brainliest and give you free points!!

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

What is conserved in the reaction shown below? h2(g) + cl2 (g) --> 2hcl(g)a. mass onlyb. mass and moles onlyc. mass, moles, and molecules onlyd. mass, moles, molecules, and volume

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.