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Problem- Were the advertising claims of low alkalinity shampoo verified when compared with ordinary shampoo? Explain.
If possible just a brief explanation how you got the answer?
Throughout the weighing of their unknown for this experiment a student inadvertently contaminated their sample with a few grains of sand (SiO2), recorded the weight of the of the contaminated sample, as well as proceeded with the experiment.
Solution prepared adding 50 mL HCl and 20 mL HNO3 to 300 mL water. More water added until final volume is 1.00 L. Calculate [H+], [OH-], and pH for solution.
describe and explain the possible effect on your results of the following experimental errors or variations. a) you added only enough 3 M H2SO4 to bring the pH down to 4. b)your reaction mixture had an oily layer on top when you added the 3 M sulf..
what volume of nitrogen gas is needed to react completely with 150.0 L of hydrogen in the production of ammonia.
The pressure on top of Mount Everest averages about 236mm Hg. 1. convert this pressure to pounds per square inch. 2. convert this pressure to inches of mercury 3.convert this pressure to atmospheres
After the second dilution 100.00ml of that solution where transferred to a 150.0 mL flask and it was diluted to the mark. What is the concentration of the final solution
The final temperature of the gas, Would it be feasible to make ethanol, C2H5OH, by the following reaction ( under standard conditions and 25 degrees C)
Could someone please help me? What is the equation(s) for what happens when aluminum chloride is hydrolyzed in water. as well as for when acetyl chloride is hydrolyzed in water.
a liquid unknown was found to be inslouble in water amp soluble in cyclohexane amp alcohol the unknown was found to
how many grams of water can be cooled from 45circ rm c to 20circ rm c by the evaporation of 65 rm g of water? the heat
What mass of CO2 is produced when 50.0 g of C2H4 reacts completely in the equation C2H4 + 3O2 = 2CO2 + 2H2O
The pH of a bicarbonate-carbonic acid buffer is 7.80. Calculate the ratio of the concentration of carbonic acid (H2CO3) to that of the bicarbonate ion (HCO3-).
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