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Using a carbon dioxide sample that occupies a 2.54 dm3 volume container at standard conditions. Determine the volume of the gas at a pressure of 150.0 kPa and a 26 degree Celsius of temperature?
write the formula and structure of potassium hydrogen phthalate used to standardize the solution of NaOH. calculate the molar mass of KHP
Starting from the left side of the periodic table, the melting and boiling points of the elements first increase, and then decrease
Why does EDTA^4- cease to function as chelating ligand if acid is added to the solution
Find the final temperature of 10kg of iron metal, initially at 25degC, after the addition of 50000 J of heat
what is the molar mass of gas if 0.250 g of the gas occupies 215 mL at 61 8mmHg and 30. 0C
calculated was contained in 23.80 mL of KMnO4 solution. calculate the molarity of the KMnO4 solution.
Direct reaction of sodium metal with O2(g) leads to sodium peroxide, Na2O2, which contains a peroxide complex anion and is diamagnetic. Direct reaction of potassium metal with O2(g) leads to potassium superoxide, KO2, which contains a superoxide c..
A biochemist studying the break down of insecticide DDT finds that it decomposes by a first-order reaction w/ a half-life of 12 years. How long does it take DDT in the soil sample to decompose from 705 ppbm to 10
Calculate the number of collisions per second of one hydrogen molecule at 24 °C and 8.00 bar. The diameter of a hydrogen molecule is 270 pm. I am having trouble with the calculations. Is there a specific way to put this in my calculator
What point defects are possible for Al2 O3 as an impurity in MgO? How many Al3+ ions must be added to form each
what is the concentration of glyceraldehyde-3-phosphate? Assume a temperature of 25.0 °C. The constant R = 8.3145 J/(mol·K)
How many molecules (not moles) of NH3 are produced from 1.52×10?4g of H2?
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