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Hydride reduction of aldehydes and ketones is a A) one-step reaction involving the H- ion. B) one-step reaction involving the H+ ion. C) two-step reaction involving the H- and H+ ion. D) two-step reaction involving the OH- and H+ ion. E) two-step reaction involving the H- and OH- ion.
what is the relative error in the determination of a density for which the accepted value is 0.945 g*cm^-3 and the experimental value
The methylamine hydrochloride dissociates completely in water to form methylammonium ion (CH3NH3+) and chloride ion.
What mass of NaOH (s) must be added to 1.0 L of 0.050 M NH3 to ensure that the percent ionization of NH3 is no greater than 0.0010%? Assume no volume change on addition of NaOH. Kb NH3=1.8 x10^-5
Calculate the number of grams of alcohol present in 1.00 L of 69 proof gin. The density of ethanol is 0.798 g/mL.
An unknown solid compound containing Pb2+ ion was mixed with 15 mL of 2.0 M HNO3. The mixture bubbled profusely. After complete reaction, it was found that 0.020 moles of CO2 were produced and the original solid was completely consumed.
A solution is prepared by dissolving 22.0 g of NaOH in 118.0 g of water. the NaOH solution has a density of 1.15 g/mL. a)what is the mass percent (m/m) of the NaOH solution b)what is the total volume(mL) of the solution c)what is the molarity (M) ..
Describe in 75 words the structure of the carbon atom. What types of bonds does carbon form and why?
a 1.00-l gas sample at 100.degc and 589 torr contains 50.0 helium and 50.0 xenon by mass. what are the partial
What salt is formed in the reaction between 0.13 mol H3PO 4 and 0.26 mol KOH? 2.51 moles of a gas occupies 50.88 liters, and its density is 1.43 g/L at a particular temperature and pressure. Calculate the molar mass of the gas.
What do the density/potential plots demonstrate about bond order?
After the reaction was complete, the solid residue (consisting of MgO and the original impurities) had a mass of 19.0732 g. Assuming that only the magnesium carbonate had decomposed, how much magnesium carbonate was present in the original sample
calculate the pb2nbspat each of the following points in the titration of 20.00 ml of 0.0200m pb2nbspby 0.010 m edta at
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