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Considering an unbalanced equation given as Ca3(PO4)2 + H2SO4 --> CaSO4 + H3PO4 for the reaction of calcium phosphate with sulfuric acid(Ca3(PO4)2 + H2SO4) now determine the limiting reactant if 140 grams of Calcium phosphate combines with 3.63 mol of sulphuric acid and also explain how many moles of calcium sulphate can be obtained?
How many moles of NaHCO3 and CH3COONa are necessary to produce 425 mL of CO2?
How much heat would be given off per mole of NaOH if 4.6g of NaOH dissolves to give off 755J of heat? b)How many grams of NaOH are needed to produce 88 kJ of heat? Please explain the steps to get the answer
a 75.0 mL sample of potassium hydroxide, KOH, of unknown concentration is titrated with 42.5 mL of 0.575 M acetic acid. How many moles of KOH were in the sample?
A shiny piece of metal is beleved to be either platinum or nickel. if the price has a mass of 156.485g and a volume of 7.31 ml, calculate its density and decide which elemnt it is made of. The density of Ni is 8.9 g/ml, pt is 21.4 g/ml
if the reaction produces 5.72 grams of a compound called magnesium ammonium phosphate,MgNH4PO4. what is the percentage of phosphorus in the original plant food sample?
Use the ? - l?+ convention and the crossed arrow to show the direction of the expected polarity of the indicated bonds in the following compounds.
At 450 Celsius, 5.56 moles of ammonia are place din a 2.00-L vessel and allowed to decompose to the elements. 2NH_3_(g) N_2_(g) + 3H_2_(g)
methane flowing at 2 mol/min is adiabatically compressed from 300 K and 1 bar to 10 bar. What is the minimum work required? Use Departure Functions.
A balloon containing 6.40 g of nitrogen, N2, has a volume of 5.00 L. What mass of hydrogen, H2, must be added to the balloon to expand its volume to 11.0 L
What mass of NaN3(s) must be reacted in order to inflate an air bag to 74.6 L at STP?
calculate the molar solubility of calcium carbonate in 0.050 molar calcium chloride and ksp for calcium chloride is 3.8X10^-9.
There are 100 grams of water in the bucket, how much heat did the 100 grams of tungsten conduct to the water what was the initial temperature of the hot tungsten? Ctungsten = .04 cal/g×°C
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