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Problem- When 6 M Na NaOH is added dropwise to a solution of AlCL3, a white precipitate forms which dissolves when 6 M HCl is addedExplain each observation below as well as write the balanced net ionic equations for the reactions that occur.
A flask of water is connected to a powerful vacuum pump. When the pump is turn on, the water begins to boil. After a few minutes, the same water begins to freeze. Eventually, it disappears. Define what happens at each step
A cook wants to heat 1.37 of water from 27.0 to 100.0 .If he uses the combustion of natural gas (which is exothermic) to heat the water, how much natural gas will he need to burn?
Calculate the solubility (in moles/liter) of the salt MX in the presence of the common ion X- (concentration 1.90E-1 M) if the value of the solubility product constant Ksp for the salt is 1.00E-16.
How many grams of lithium are required to completely react with 60.7 mL of N2 gas at STP?
What mass of F2 is needed to produce 167 g of PF3 if the reaction has a 77.0% yield?
aspartame c14h18n2o5 is a solid used as an artificial sweetener. its combustion produces carbon dioxide gas liquid
explain whether you expect the bond in each molecule to become stronger weaker or unchanged upon 1-electron oxidation
Pike's peak in Colorado is approximately 4,300 m above sea level. What is the boiling point of water at the summit and will a camper need longer or shorter time to cook food at the summit as compared to the cooking at the sea level?
State a chemical equation for the synthesis of ethyl 2-methylpropanoate. Utilize structural formulas must include all details such as ch3, ch2, etc for each organic compound in your equation.
Problem- A 0.130-mole quantity of NiCl2 is added to a liter of 1.20 M NH3 solution. 1) What is the concentration of Ni2 ions at equilibrium. Assume the formation constant* of Ni(NH3)6^2+ is 5.5 × 10^8.
What is the exact reaction mechanism of the hydrolysis of maleic anhydride with heat followed by adding a zinc catalyst
the critical constants of ethane are pc 48.20 atm vc 148 cm3mol and tc 305.4 k. calculate the van der waals
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