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It takes 49.0 to raise the temperature of an 8.00 piece of unknown metal from 13.0 to 24.5. What is the specific heat for the metal?
Suppose you have two solutions to titrate with NaOH: (a) 10mL of 0.1 M HCl and (b) 10 mL of 0.1 M CH3COOH.
Calculate the energy produced when 15 grams of liquid methanol (CH3OH) is completely burnt in air to produce carbon dioxide gas
if a 210 mg piece of gold (density=19.32 b/cm^3) is hammered into a sheep measuring 2.3*10 ft. what is the average thickness of the sheet in meters?
specific brand of gourmet chocolate candy contains 7.00 rm g of dietary fat in each 22.7-rm g piece. How many kilograms of dietary fat are in a box containing 4.00 lb of candy?
Small air bubbles in the salt bridge may not be a problem. How can the presence of air bubbles in the salt bridge alter the effectiveness of this salt bridge
phenol (respectively pKa 4.75 and 9.95), What is the principle species present at pH values 3, 5, 7, and 11?
Transition metals can combine with carbon monoxide (CO) to form compounds such as Fe_x_(CO)_y. Assume that you combine 0.125 g of nickel with CO and isolate 0.364 g of Ni(CO)_x. What is the value of x
Three compounds are to be separated using HPLC. Compound A and Compound B have the same polarity but are more polar that Compound C. Compound A and Compound C have the same molecular weight (5000), and Compound B has a molecular weight of 26,000.
discuss the pros and cons of the various methods of application of solid fertilizers. describe the revelant facets of
What is the proper name of the intramolecular reactions that occur in amino acids to form Zwitterions?
what is the total pressure in a canister that contains oxygen gas at a partial pressure of 804 mm Hg, nitrogen at a partial pressure of 220 mm Hg, and hydrogen at a partial pressure of 445 mm Hg.
joseph priestley discovered oxygen in the eighteenth century by using heat to decompose mercuryii oxide2 hgos heat
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