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The molecular formula of glycine (an amino acid) is NH2CH2COOH, the molecular mass is 75.07grams/mole. If 10 glycines are joined together by a dehydration reaction to make a polypeptide, what would the molecular mass of the polypeptide equal.?N=14g/mole, C=12g/mole,O=16g/mole,H=1g/mole
propose a mechanism for the conversion of glucose 6-phosphate into fructose 6-phosphate by phosphoglucose isomerase based on the mechanism
If 11.5 kilograms of Al2O3(s), 50.4 kilograms of NaOH(l), and 50.4 kilograms of HF(g) react completely, how many kilograms of cryolite will be produced? What is the total mass of the excess reactants left over after the reaction is complete?
allowed to burn in the presence of 16.00 g of oxygen. How much (in grams) CH4, O2, CO2, and H2O remain after the reaction is complete?
Draw the lowest energy conformation of 3-ethyl-2,4,4-trimethylheptane, depicting the C3-C4 bond on a sawhorse.
A physician treating a patient with megaloblastic anemia might be tempted to treat the patient with folic acid to see if a simple folate deficieny is involved.
The enthalpy change at 25C and 1 atm for the complete burning of 1 mol of acetone in oxygen to give CO2(g) and H2O(l) is -1791kJ. Calculate the standard enthalpy of formation of acetone.
The malted barley is blown from the bottom of the truck at h1 = 1.60 ft to the top of the silo at h2 = 44.0 ft with a pump that can provide 3.50 kW of power. How long will it take to unload the whole truck into the silo
an aerosol spray can with a volume of 270 ml contains 3.2 g of propane gas propellant. what is the pressure in the can at 20 c.
What must be the atomic mass of the metal M If A sample of the compound MSO 4 weighing 0.1131 g reacts with barium chloride and yields 0.2193 g BaSO4.?
indicate the compartment (A or B) that will increase in volume for each of the following pairs of solutions separated by a semipermiable membranes
Rewrite the atomic cores in the space below. Place an electron pair between each flourine and sulur core. Write the lewis structure for SF2 in the box, distributing the remaining valence electrons so that all three atoms are in accordance with the ..
How many milliliters of a 0.56 M HCl solution do you need to obtain 0.0046 mol of HCl?
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