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Write the net ionic equations for & the reactions occurring for each cation in the group.
a. copper
b. bismush
c. cadmium
d. mercury
e. tin
Consider the following equilibria for phosphoric acid. H3PO4 ? H+ + H2PO4- K1 = 7.11 x 10-3 H2PO4- ? H+ + HPO42- K2 = 6.34 x 10-8 HPO42- ? H+ + PO43- K3 = 4.22 x 10-13
How much will the reaction speed increase if the concentration of NO is increased from exactly 0.35 moles/liter to exactly 1.51 moles/liter while the concentration of oxygen
How many mL of 0.25 m NaOH solution are required and What is a standard soluyion in an acid-base titration
HCL is a significant component of gastric juice. what is the concentration of chloride ion in gastric juice at pH=1.27?
In the reaction between glucose and oxygen 10.0 g of glucose reacts and 7.50 L of carbon dioxide is formed. What is the percent yield if the density of CO2 is 1.26 g/L?
A colorless liquid A (C3H6O) was soluble in water and ether, and had a boiling point of 94-96 degrees Celsius. It decolorized a Br2-CH2Cl2 solution and gave a positive ceric nitrate test
A 184-mg sample of Na2CO3 is dissolved in H2O to give 3.00L of solution. What is the concentration of Na+ in parts per million (ppm)?
Your chemiluminescence reaction will actually occur very slowly in air. What component of air will bring about this reaction and what is its approximate concentration in air? If you had a stoppered flask with basic luminol and then opened it to th..
a soulution is prepared by mixing 25.0ml of .100M HCL and 2.00mL of .200M NaCl. what is the molarity of the chloride ion solution
calculate how many moles of KIO3 are needed to make 50 ml of 0.20 M solution?
0.45 g of hydrogen chloride (HCl) is dissolved in water to make 5.5 L of solution. What is the pH of the resulting hydrochloric acid solution?
A chemical reaction produces 653 550 kJ of energy as heat in 142.3 min. Calculate the rate of energy tranfer in kilojoules per minute.
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