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Does nitro compounds cause any harmful effect on living things?
identify the following as characteristic of a solution, colloid, or suspension: a)particles of this mixture remain inside a semipermiable membrane, but pass through filters. b)the particles of solute in this mixture are very large and visible.
The molecular formula is C4H10N2. •There are no ? bonds in the structure. •The compound has no net dipole moment. •The compound exhibits very strong hydrogen bonding.
Calculate the number of kilograms of helium required to inflate a balloon with a volume of 100.000 L at a pression of 250 mmHg and atmospheric temperature of -35 ° C.
You are asked to prepare 150 mL of a 0.059 M solution of silver nitrate. How many grams of silver nitrate do you need to weigh out.
Im really confused about spectroscopy and need an introduction on what it is and what these types of problems mean.
Assume ideal behavior of diatomic gas and ignore the changes in the number of moles of gas during combustion.
A mole of CH4 expands reversibly from 1 to 50 L at 25 degrees Celsius. Calculate the work in Joules assuming 1) the gas is ideal and 2) the gas obeys the van der Waals equation. For CH4 (g), a = 2.283 L^2 bar mol^-2 and b = 0.04278 L mol^-1
What is the molarity of benzyl alcohol if the molecular weight is 108.14, the volume is 5 mL
Calculate the change internal energy for a system that is giving off 45.0 kJ of heat and is performing 855 J of work on the surroundings.
the MWP for a tank is 207.0 bar at 20 degrees C. If the tank is filled at 200.0 bar at 20 degrees C, what is the maximum pressure the tank achieves if left in the sun on a boat, if the tank temperature reaches 35.0 degrees C?
calculate the Al(III) concentration in the original unknown solution by correcting the dilution made when preparing the sample for analysis.Given: 10 mL unknown solution
How many milliliters of 0.0759 M NaOH are required to titrate 25.0 mL of 0.0896 M HBr to the equivalence point?
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