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Question- Calculate the molarity (M) of a solution prepared by dissolving 15.3 g of HBr in enough water to make 2.35 L of solution.
Using textbook reference solve the reactions given in above problem
For an alloy that consists of 90.1 g copper, 102 g zinc, and 5.92 g lead, what are the concentrations of (a) Cu (in weight percent), (b) Zn (in weight percent), and (c) Pb (in weight percent). The atomic weights of Cu, Zn, and Pb are 63.54, 65.39,..
Calculate DG for a voltaic cell with E= +0.24V if the overall reaction involves a 3 electron reduction.
A molecular compound that obeys the octet rule in which all atoms have a zero formal charge is a) BaCl2 b) BrF3 c) NCl3 d) XeF4
Calculate the hydrogen ion concentration in a solution of fruit juice having a pH of 4.25. A) 1.0 × 10-14 M D) 2.5 × 10-4 M B) 5.6 × 10-5 M E) 5.6 × 10-4 M C) 4.0 × 10-25 M
A nurse administered 3.50 mL of a radioisotope solution that has an activity of 135 Ci/mL. What total dose of the radioisotope did the patient receive
Rank cyclohexanol,tetrahydropyran-3-ol,tetrahydropyran-2-ol,and 2-cyclohexen-1-ol based on their SN1 reactivity. They all form secondary carbocations, correct? How does the oxygen affect their SN1 reactivity
Assume that you found that the average volume of water required to fill the graduated cylinder to the 8.00 mL mark was 7.75 mL. What is the percent error
Considering the likely HOMO and LUMO of L-serine methyl ester, what would be the most electrophilic atom and what would be the most nucleophilic atom
Does the melting point obtained for your product indicate that the sample is indeed phenacetin? What additional evidence can you cite
The temperature inside my refrigerator is about 40 Celsius. If I place a balloon in my fridge that initially has a temperature of 220 C and a volume of 0.5 liters
Write a balanced chemical reaction for the formation of a free fatty acid from a soap molecule under acidic conditions. Why would the formation of free fatty acids inhibit the cleaning ability of the soap
At 25 °C and 795 Torr, carbon dioxide has a solubility of 0.0356 M in water. What is its solubility at 25 °C and 2030 Torr?
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