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If a chalice made of pure gold weighing 0.99 kg and initially at 24 C is filled with 160.0 mL of water at 70 C, what is the final equilibrium temperature of the system? The heat capacities of water and gold are 75.29 and 25.42 J/mol/K, respectively.
Predict the position(s) of the glucose molecule that would become labeled from 1-14C pyruvate (i.e., the label in the carboxyl group of pyruvate).
The gas effuses at a rate that is 0.404 times that of neon in the same apparatus under the same conditions. How many atoms are in a molecule of gaseous white phosphorus?
How many grams of KHP are needed to neutralize 54.63 mL of a 0.1051 M NaOH solution?
What volume of pure oxygen gas (O2) measured at 546 K and 1.00 atm is formed by complete dissociation of 0.7 mol of Ag2O? 2 Ag2O(s) → 4 Ag(s) + O2(g)
However, both qsolution and it can be either positive or negative numbers. Based on this a) If the solution cools down, is T a positive or negative number? Explain.
Discuss in detail the healthcare applications of chemical reactions. Which chemical reactions would you consider to be of importance to healthcare professionals? Why? In which situations are these chemical reactions useful to healthcare professiona..
when carbon is burned in the presence of oxygen, the carbon and oxygen combine to produce carbon dioxide. if you start with 3 grams of carbon and 8 grams of oxygen and they react completely, how many grams of carbon dioxide will be produced?
A voltaic cell made of a Cr electrode in a solution of 1.0 M in Cr^3+ and a gold electrode in a solution that is 1.0 M in Au^3+.
CaCO3 (100.1 g/mol) has a solubility of 0.018 g/100 mL in water at 35?C. What is the value of Ksp at this temperature?
What are the RATE LAW and k VALUE (with units) for the reaction? Assume conc. in moles per liter T or F. Feezer burn involves solid water conversion to vapor then back again.
Reactions in which a substance decomposes by losing CO. calculate the minimum temperature at which the process would become spontaneous assumming delta H
The following lab requires water free conditions as well as reflux for reaction to be successful. Draw a schematic and label your reaction set up
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