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you are taking a walk when a bid mean dog growls and begins to chase you. The increased epinephrine will increase? a glycolysis in the liver b glycolysis in the muscle c. glycolysis synthesis in the liver d. glycolysis synthesis in the muscle
what statement about alcohols, ethers, and amines is not correct? a- ethyl group is represented by C2H5 b- CH3 is known as methyl group c- there are primary, secondary, tertiary classifications for alcohols
50.50 mL of 0.116 M HF is titrated with 0.1200 M NaOH. How many mL of the base are required to reach the equivalence point? (Ka for HF is 6.8 x 10-4)
The acid-dissociation constants of phosphoric acid (H3PO4) are Ka1 = 7.5 × 10-3, Ka2 = 6.2 × 10-8, 25) and Ka3 = 4.2 × 10-13 at 25.0 °C.
What is the percent yield of a reaction in which 274 g phosphorus trichloride reacts with excess water to form aqueous phosphorus acid (H3PO3) and 105 g HCl?
Determine hydroxyl and hydrogen ion concentration in this solution. (if Ka for ammonium ion = 5.0 x 10^-10.)
Solid calcium oxide reacts with solid ammonium chloride to produce gaseous ammonia, gaseous water, and solid calcium chloride. If 112 grams of calcium oxide were mixed with 224 grams of ammonium chloride
Explain the following observations. 1. Aziridines, compounds that contain nitrogen in a three-membered ring, undergo pyramidal inversion much more slowly than do other alkylamines
Determine the energy change associated with these changes in state: a. 138g of steam condenses,b. 261mg of solid mercury melts,c. 8.36g of rubbing alcohol freezes d. 52g of liquid methane boils
How many litres of NO are produced at STP when 162 g Ag reacts with excess HNO3
How many L of O2 gas at STP, are needed to react with 15.0 g of Na using the following chemical reaction: 2Na(s) + O2(g) => 2NaO(s)?
How much heat must be absorbed by the six pack to lower its temperature from 25.0C to 5.0C?
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?
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