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A fellow student tells you that she has both zero kinetic energy and zero potential energy. Is this possible? Explain. With which of our five senses can we detect energy?
The specific heat of a certain type of metal is 0.128 J/(g x C). What is the final temperature is 305 J of heat is added to 63.8 g of this metal initially at 20.0 C
in industry sodium carbonate is produced in two stages whose equations are as followsnacl nh3 h2o co2 agrave nh4cl
Calculate the theoretical yield in grams of the precipitate formed. 3. If the actual yield of the experiment was 90.5 mg, what is the % yield of Ag3PO4
Calculate the pH of the solution at the equivalence point when 25 mL of 0.10 M nicotinic acid is titrated by 0.1 M NaOH. Ka for nicotinic acid = 1.4 * 10^-5.
an alloy that melts at about the boiling point of water has bipb and sn atoms in the ratio1065 respectively. what mass
Eugenol can also be isolated from cloves using extraction with CO2. discuss the advantages and disadvantages of distillation versus CO2 extraction.
Which way should the equilibrium shift when HCl is added? How do your results support your answer . Which way should the equilibrium shift when Na2EDTA is added? How do your results support your answer?
One mole of potassium dichromate completely oxidises the following number of moles of ferrous sulphate in acidic medium
If a pickle recipe requires 2.0 cups of vinegar to make 6 pints of pickles, how much vinegar do you need to make 25.00 gallons of these pickles
Suppose that a 1.0 L reaction vessel initially contains 1.0 mol ofO3 and 1.0 mol of O2. What fraction of the O3 will have reacted when the rate falls to one-half of its initial value?
When a metal was exposed to light at a frequency of 4.54× 10^15 s-1, electrons were emitted with a kinetic energy of 3.10 × 10^-19 J.
Draw the mechanisms and products for the synthesis of vitamin D from 7-dehydrocholesterol. Draw all of the orbitals involved in these reactions and explain the reason for certain conditions and resulting product geometry.
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