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Consider the acid-base nature of calcium fluoride, CaF2, when it is dissolved in water.
(1) What are the acid-base properties of the cation? _________(acidic/basic/neutral)
(2) What are the acid-base properties of the anion? _________(acidic/basic/neutral)
(3) Would an aqueous solution of calcium fluoride be acidic, basic or neutral? _________(acidic/basic/neutral)
Explain what volume (L) of NH3 gas at STP is produced by the complete reaction of 7.5 g of H2O according to the following reaction
At 25?C the heat of fusion of aluminum is 10.6kj/mol and the heat of sublimation is 326.4 kj/mol. What is the heat of vaporization of aluminum at 25C
A NiMH battery containing 4.10 g of NiO(OH) was 75% discharged when it was connected to a charger with an output of 2.00 A at 1.3 V. How long does it take to recharge the battery?
One method of estimating the temperature of the center of the sun is based on the assumption that the center consists of gases that have an average molar mass of 2.00 g/mol.
Calculate for each of the following solutions, and indicate whether the solution is acidic, basic, or neutral. A. OH ? ]= 3.5×10?4M. Express your answer using two significant figures
Then draw the substitution product formed when this enantiomer reacts with NaCN in DMSO, and indicate the stereochemistry of the product.
25.0mL of a 0.100M solution of NH3 is titrated with 0.150M HCl. After 10.0mL of the HCl has been added, the resultant solution is: a) basic and before the equivalence point
Calculate the freezing point of a mixture that contains 4.68 g of diphenylamine (molecular weight 169.2 g/mol) dissolved in 46.64 g of cyclohexanol.
What are the major species present in 0.250 M solutions of each of the following acids? Calculate the pH of each of these solutions.
Question- What problems would occur if the urea were added to a strongly acidic solution. Note- What happens to the nucleophile in strong acid
A child has a lung capacity of 2.20 L. How many moles of air do her lungs hold at a pressure of 102 kPa and a normal body temperature of 37 degrees celcius?
What would the product be if I react crotyl chloride with NaI in acetone?
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