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What would be similar about a raft full of chemistry students and some of the cans of soda that would make them both float on the water? What would be different about the cans of soda which sank to the bottom of the river?
Lead (2) nitrate reacts with potassium iodide to produce lead (2) iodide and potassium nitrate. if 1.23mg of lead nitrate are consumed, what is the mass of the potassium nitrate produced?
If 25 g of al and 100g of br2 are reacted and if 64.2 grams of aliminum bromide is formed. what is the theoretical yield
At equilibrium 4.51e-02 mol of H2 is found in the reaction mixture. Calculate the equilibrium pressures of all gases in the reaction vessel and the value of KP for the reaction. Pick the correct statement from the multiple choices. Use the value R..
additioonal feat dexter and mandark team up in order toprevent the asteroids from destroying earth. they start
What are the electron configurations of the following metal ions: Fe3+, Zr4+ and Co3+?. Draw a) the high-spin electron configuration for a complex containing Fe2+ and b) the low- spin electron configuration for a complex containing Fe2+. Assume an..
The standard cell potential (E°) of a voltaic cell constructed using the cell reaction below is 0.76 V: Zn (s) + 2H+ (aq) ? Zn2+ (aq) + H2 (g) With PH2 = 1.0 atm and [Zn2+] = 1.0 M, the cell potential is 0.42 V. The concentration of H+ in the cath..
Which of the following substances has the highest boiling point a. HF b. Ar c. CH2Cl2 d. C2H6
Ethylene glycol, HOCH2CH2OH, is effective as an antifreeze, but it also raises the boiling temperature of automobile coolant, which helps prevent loss of coolant when the weather is hot.
During a typical breathing cycle the CO2 concentration in the expired air rises to a peak of 4.6% by volume.
Air bag in automobile inflate when sodium azide, NaN3 rapidly decomposes to its components elements: 2NaN3 (s)= 2Na(s) + 3N2 (g). How many moles of N2 are formed by the decomposition of 2.50 moles of NaN3
Given that the present flux of anthropogenic Na+ into the oceans is 3.39 x 1012 mol yr-1, how long would it take to increase the concentration of Na+
a at present in san jose the number of cars per capita is 1.5. in five years from now the number of cars per capita
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