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If I have 2.0g of CaCl2 and 2.5g of K2CO3 and I mix them together and the precipitation is 1.9g. What would be the actual an theoretical yield? Additionally how many Moles of Ca are in the solution, based on actual yield? and what is the Mass of CaCl2 in original solution, based on actual yield?
What mass of H2O is required to form 1.3L of O2 at a temperature of 320K and a pressure of 0.957atm.
The pH at the equivalence point in the HNO3 titration will be lower than the pH at the equivalence point in the CH3COOH titration.
Problem- Part 1) phenyl ethene treated with kmno4, heat, h2o, oh-, and h3o+ would give what major organic product
Discuss the effects of regular insulin and insulin Aspart and the priority nursing considerations when caring for clients taking this drug?
How many moles of gas are there in a gas-filled balloon, which has a volume of 67.0 L at a pressure of 742 mmHg and a temperature of 25.0°C?
Explain what mass of solid KF molar mass = 58.1 g/mol should be added to2.0 L of 0.25 M HF to make a buffer with a pH of 3.14. (pKa for HF = 3.14)
Terminal alkynes are acidic compounds, with pKa values around 25. That means they are about: a. one million times more acidic than water b. one billion times more acidic than water c. one billion times less acidic than water d. one thousand times ..
What volume (in mL) of a 0.150 M HNO3 solution will completely react with 36.7 mL of a 0.108 M Na2CO3 solution according the equation Na2CO3(aq) + 2HNO3(aq) ? 2NaNO3(aq) + CO2(g) + H2O(l). How much carbon dioxide (in grams) is produced
If 2.55 g of NaOH were added to a 100.0 mL solution containing 0.10 M Ca(NO3)2, what concentration of Ca 2+ remains in solution?
Draw all stereoisomers of 2-bromo-4-methylpentane. Use bold and hashed wedges to indicate the stereochemistry.
Draw a molecular orbital diagram for C2 and use it to predict the bond order and magnetic properties for this gas phase diatomic allotrope of carbon.
How many components are there in a system composed of arbitrary amounts of water, sodium chloride, and barium chloride?
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