isaiah Mar 1, 2011 at 8:10am
drwls Mar 1, 2011 at 9:20am
the correct name for the compound with the formula CaS04 IS A.]CALCIUM SULFUR OXIDE B.]CALCIUM SULFIDE C.}CALCIUM SULFATE D.}CALCIUM SULFUR TETROXIDE I will be happy to critique your thinking on this.
Calcium oxide can be prepared by heating calcium metal in oxygen according to the reaction: 2Ca+ O(2) --> 2CaO. How many grams of calcium would be needed to produce 15.0 grams of calcium oxide?
What is the empirical formula of a compound that is 14 g calcium, 11 g oxygen, and 0.7 g hydrogen? A. CaO2H B. Ca2OH2 C. CaOH D. Ca(OH)2
whats thwe correct name for the salt with the formula CaI2 A.calcium diodide B. calcium iodine C.calcium iodide D. dicalcium iodine I will be happy to critique your thinking on this. calcium diodide
What is the empirical formula of a compound that is 14g calcium, 11g oxygen, and 0.7g hydrogen? A. CaOH B. Ca(OH)2 C. Ca2OH2 D. CaO2H
Determine the empirical and molecular formula for a compound made from 54.09% calcium, 2.72% hydrogen, and 43.18% oxygen with a total molar mass of 222.3 g.
Calcium metal is heated with oxygen gas to yield calcium oxide.
How many grams of calcium oxide, CaO, can be produced from 4.20 g of calcium metal and 1.60 g of oxygen gas?
Given the formula Ca(PO)-- Calcium phosphate, if you had 2.00 moles, how many moles of oxygen atoms would you have? I attempted and got an unsure answer of 16.0
A 64.8 g mixture of the compounds potassium sulfide and calcium oxide is 17.1 % by mass potassium sulfide. The compound calcium oxide is 71.5 % by mass calcium. Calculate the mass (g) of oxygen in the mixture. mass % = mass
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