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A sample of granite contains various oxides of silicon, aluminum, sodium, potassium, calcium, and iron. Each of these oxides gives the granite a coarse-grained texture.Which term or terms could be used to describe this sample of granite
Draw the Lewis Structure for C3H6O (non-central atom type.) (There are five isomeric structures. Draw any three.)
Explain in gory detail the relationship between temperature and vapor pressure. Lots of pictures might be helpful. Why does water expand when it freezes?
How many kilograms of sodium fluoride would be needed to treat an 8.25x10^7 gal reservior?
Nitrogen and hydrogen gases react to form ammonia gas as follows: N2(g)+3H2(g)-->2NH3(g) At a certain temperature and pressure, 1.7 L of N2 reacts with 5.1 L of H2. If all of the N2 and H2 are consumed, what volume of NH3(g) is produced at the sam..
What combination of a molecular base (that is a neutral compound, not an ion!) and a salt of the conjugate acid of that molecular base should you select to prepare a buffer solution that would maintain a pH of 9.00? For full credit, explain
During studies of the reaction below, 2 N2H4(l) + N2O4(l) ? 3 N2(g) + 4 H2O(g) a chemical engineer measured a less-than-expected yield of N2 and discovered that the following side reaction occurs
Calculate [OH] for a solution formed by adding 5.00 mL of 0.140M KOH to 15.0 mL of 9.0×10-2M Ca(OH)2.
A chemist wants to make 6.5 L of a 0.270 M solution. What mass in grams should the chemist use?
Celcius and add 130.0mL of water at 95.00 Celcius, what is the final temperture of the mixture? Use 1.00 g/mL as the density of water.
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 0.59 liters, what will be the volume of the balloon when it is fully cooled by my refrigerator?
What is the sodium ion concentration in the final solution when 50.0 mL of 0.125 M NaCl is mixed with 50.0 mL of 0.200 M Na2SO4?
477 J amount Energy is added to a 74.0 grams sample of H 2 O at a temperature of 21 degree Celsius. Determine what will be the final temperature of the H 2 O?
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