What is the specific latent heat fusion for a substance that takes 550 kJ to melt 14kg at 262 K

What is the best chemistry science fair project

What is 0.0000000012 in scientific notation

Why is water an electrolyte? why?

How many Br-ions are present in 1 mole of FeBr3

A monomer undergoes addition polymerisation. A 1 mol sample of the monomer is completely polymerised. How many moles of polymer might, theoretically, be formed? a) 1 b) 10-6 c) 1 divided by 6.02 into 10∧23 Answer is b and c, how?

Explain why many compounds that contain one or more hydrogen atoms are not classified as arrhenius acids

pure substance x is a green powder. when heated, it gives off a gas and changes to a black powder. is substance x an element or a compound? give reasons

What amount (moles) is represented by each of these samples? a. 20.0 mg caffeine, c8h10n4o2 b. 2.72 1021 mo?

A sample of gas occupies 40.0 mL at - 123°C. What volume does the sample occupy at 27°C if the pressure is held constant? V1T2 = V2T1 Don't forget to convert temperature to kelvin! Group of answer choices 8.80 mL 20.0 mL 80. ML 182 mL

How much Na2Co3 is needed to produce 35g of Na2Co3?