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What is the pH if 2.0 g of Ca(OH) 2 are added to 1.0 liter of stomach solution with a pH=1.0 ?
what is the molarity of an NaOH solution if 25 mL of this solution reacts exactly with 22.3 mL of .253 molar sulfuric acid?
A student is synthesizing aspirin in a laboratory. Using the amount of limiting reactant, she calculated the mass of aspirin that should form 10.31g. When she weighed her aspirin product on the balance, its mass was 3.70g. Calculate the percent yi..
Compound A has the molecular formula C14H25Br and was obtained by reaction of sodium acetylide with 1,12-dibromododecane. On treatment of compound A with sodium amide
What is an anionic sulfide complex. Explain in terms of coordination chemistry, and show reactions of their formation. When do these complexes form. Are these complexes water soluble
Answer the questions below with the data provided: 15 mL of 5% NaOH (w/v) is used to deprotonate the unknown carboxylic acid. The TBME is washed with an additional 10 mL of the NaOH solution and then 20 mL of water which are all combined.
Problem- A 100.0 ml aliquot of .100 M diprotic acid H2A pk1=4.00, pk2=8.00 was titrated with 1.00 M NaOH. Find the pH at the following volumes of base added: 11, 15, 19, 20, and 22ml
The liquid rate used is twice the minimum, the equilibrium relationship can be represented as yA=9.95 xA then determine what is HOG, operating line relationship, NOG and packed height of the column?
The pressure of air in a car tire is approximately 255 kilopasacls. What is this measurement in millipascals? Express your answer in scientific notation, and be sure to state the units.
a few compounds exist whose solubility decreases as the temperature increases. how would the values for deltag deltah
We wish to lower the freezing point of the water in an automobile radiator to -40 °C. The total mass of water present is 12.0 kg. For which one of the following compounds would we have to use the greatest mass of solute to achieve this
0.90g of hydrogen chloride (HCl) is dissolved in water to make 6.5L of solution. What is the pH of the resulting hydrochloric acid solution
Select all of the correct statements about the relative acid strengths of pairs of acids from the choices below. HCl is a stronger acid than H2S because Cl is more electronegative than S.
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