JOHNSON OMAJERE asked 11/3/2016 Calculate the number of moles of Cl atoms in 3.61×1024 formula units of magnesium chloride, MgCl2?
Anonymous asked 10/28/2016 A sample of propane, C3H8, contains 17.9 moles of carbon atoms. How many total moles of atoms does the sample contain?
Austin Jones asked 9/21/2016 Trivia: If you cut a block of iron in four pieces will the density change from when it was one piece?
asdjasd Xes asked 9/18/2016 What is the lab-based % water for the hydrate of sodium sulfate (NA2SO4) if 3.54g of dry solid remain after 8.50g of hydrate are heated? Need help with chem homework help please!
Austin Jones asked 9/9/2016 Trivia:(answering correctly will get you five cookies of your choice)(googling it will give no cookies)To the nearest whole number, what percentage of the Earth's atmosphere is nitrogen?
Anonymous asked 6/21/2016 A compound consists of A and B 2- ions .which ONE of the following best represents the formula of this compound A.AB2 B.AB C.[AB]- DA2B?
Anonymous asked 6/15/2016 How many moles of carbon monoxide (CO) are required to react completely with 1.75 moles of iron (III) oxide (Fe2O3)?” a. What unit is given in this equation? B. What quantity is asked for?
sherif aganran asked 6/4/2016 i need help with some organic chemistry question. how do i upload the pictures here please?
Anonymous asked 5/19/2016 77.Write a balanced equation: dinitrogen monoxide can be produced by careful heating of ammonium nitrate?
Nicole Ashley asked 4/29/2016 Anyone here good at Chemistry? 😩 If yes, I posted pic in comments of a question I'm stuck on!
Anonymous asked 4/6/2016 the formula for rust is fe2o3 how many moles of (fe) are present in 30g of rust?
