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Explain how many Calories are needed to increase the temperature of 10.0 grams of ice from 29.6 C to -19.6? Specific heat of ice is 0.48 cal/g C
When a molecule forms a hydrogen-bonded dimer as shown in your lab manual on pg 162 or is an electrolyte, you need to account for Van't Hoff factors. For the dimer shown in manual
A voltaic cell consists of a strip of lead metal in a solution of Pb(NO3)2 in one beaker, and in the other beaker a platinum electrode immersed in an NaCl solution, with Cl2 gas bubbled around the electrode. The two beakers are connected with a sa..
What volume of O2 at 798 mmHg and 39 celsius is required to synthesize 19.0mol of NO
Complete the following equations in molecular form. The reactant coefficients are correct. Indicate precipitation, redox, or acid – base. Write the equations in NET ionic form (no spectator s). Balance charges and use the correct suffixes.
Presume that a membrane channel obeys the concerted allosteric model with Hill coefficient 2.5. In the presence of 12 μM ligand the ratio of opened to closed channels is 0.2. Explain what is the fraction of opened channels in the presence of 0.1 m..
How do the values of delta G compare to those calculated from delta H and delta S? which of these two methods could be used to determine how delta G changes with temp?
Outline the three resonance structures, as well as assign a formal charge to each atom. Explain which one of your structures is the least important
it was found that 19.31 ml of an hcl solution are needed to react completely with 322 ml of a lioh solution that has a
If an unknown compound contains only C, H, and O. Combustion of 6.80 g of this compound produced 15.5 g of CO2 and 6.33 g of H2O.
write concerning the fe 3 ion in aqueous solution so that will be able to visualize based on what you have written what
What mass of Na2CO3, in grams is required to completely react with 50 ml of 0.125 m HNO3 balance the equation: NaCO3(aq)+HNO3(aq) -->NaNO3(aq)+CO2(g)+H2O(l)
a solution is made by mixing 500 ml of .167 m naoh with 500 ml of .1 m ch3cooh. calculate the equalibrium
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