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Question- Another metal phosphate is nickel phosphate. It will behave similar to calcium phosphate in an acid solution.
What is the net ionic equation including phases for NiPO4(s) dissolving in H3O+(aq)?
Your answer must be supported by illustrations, Please answer with work shown to receive points
A chemist burns a a saltine cracker in a calorimeter containing 2.0 kg of water. The water temperature increases from 25.0°C to 29.7°C. Calculate the heat content of the cracker in J per cracker.
how much heat is required to convert 20.0 of ethanol at 23 to the vapor phase at 78 ? ethanol boils at 78. its density
Calculate the values of vmax and Km for the reaction. c) How much of a noncompetitive inhibitor must be added to yield 90% inhibition? The degree of inhibition, i, is calculated by i% = (1-?) 100%, where ? = (vo)inhibition/ vo Assume KI = 2.9 x 1..
an aluminum cup contains 225 g of water and a 40 g copper stirrer all at 27degc. a 420 g sample of silver at an initial
For the following reaction KClO3---->KCl+1/2 O2 assign oxidation states to each element on each side of the equation. reactants and products. Which element is oxidized? Which element is reduced
How many total moles of ions are released when each of the following samples dissolves completely in water. (a) 0.342 mol of K2HPO4
When a strontium salt is ignited, it burns with a red flame. The frequency of the light given off by this flame is greater than
Consider an element Z that has two naturally occurring isotopes with the folowing percent abundances: the isotope with a mass number of 19.0 is 55.0% abundant; the isotope with a mass number of 21.0 is 45.05 abundant. What is the average atomic ma..
The solution is cooled to 293K, where the solubility of sodium acetate is 46 grams/100 grams of water. A tiny crystal of the solid is added to the solution. Explain how much sodium acetate crystallizes
In calibrating a drop counter, a student had an initial buret reading of 0.41 mL and a final buret reading of 4.71 mL after dispensing 75 drops from a buret.
Calculate G at 27°C for the following reaction when the partial pressure of water is 0.76 atm given that the ?G° is 8.38 kJ. H2O(l) ? H2O(g)
Initial temperature of rod = 100 °C; mass of H2O in calorimeter =130 g; cH2O = 4.184 °C g . (Assume the calorimeter has negligible heat capacity).
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