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An automobile traveling 50 km per hour emits 0.1% CO from the exhaust. If the exhaust rate is 80 m 3 per minute, what is the CO emission in grams per kilometer?
Solving this question helps the student to understand how to find the limiting reactant and how much product is produced and What mass of product may be produced?
when the cations Na+ K+ Cs+ are combined with chloride ion in the gas phase to form ion pairs, which pair formation releases the greatest amount of energy? KCL or RbCl, or NaCl or CsCl.
What mass of Mg is formed by passing a current of 5.50 A through molten MgCl2 for 2.80 days?
How much heat is absorbed when 28.3g H2O(s) at 0 degrees celcuis is converted to liquid at 0 degrees celcius
After you have made your observations, you can release the vacuum and allow the pressure inside to return to atmospheric pressure. Do this by removing the pumper and squeezing the rubber septum as indicated.
determine what mass of AgCl silver chloride can be formed from 1.03L of a 0.132M solution of AgNO 3 silver nitrate
indicate whether each are activating or deactivating, and whether each are ortho para or meta directing substituents.
If 159 of wet is collected over water at 24 and a barometric pressure of 739 , how many grams of have been consumed? (The vapor pressure of water is 22.38 .)
What is the difference between a hypothesis and a theory? a hypothesis is a proposal that has been tested extensively, whereas a theory is an initialy stated proposal a hypothesis is a conclusion made after a theory was tested words hypothesis
An unknown gas has been determined to have the empirical formula CH2. At 27°C and 0.966 atm, the gas has a density of 1.65 g/L. What is the molecular formula of this gas
A rock sample contains traces of 238U, 235U, 232Th, 208Pb, 207Pb, and 206Pb. Careful analysis shows that the ratio of the amount of 238U to 206Pb is 1.164.
How long would a current of 100.0 amp need to be passed through a AlF3 electrolysis cell to produce 40.0 g of aluminum metal?
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