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Can someone explain how to solve:
1. Determine the % relative error for the following quantity: (5.47±0.05) + (0.47±0.03) - (0.87±0.02)
2. Determine the absolute error for the following quantity: 0.821mol × 36.46g/mol ÷ 0.321g/mL
3. Determine the % error for the following quantity: 12.53 cm x 99.4 cm
Why will white phosphorus spontaneously flare up on air and red phosphorus won't? Please explain the connection with chemical structures
A gas occupies 4.04 L at 860 torr and 10C. What volume will it fill if the pressure is changed to 731 torr and the temperature is raised to 43 0C?
At 1 atm, how much energy is required to heat 83.0 g of H2O(s) at 2.0°C to H2O(g) at 131.0°C
Which way should the equilibrium shift when HCl is added? How do your results support your answer . Which way should the equilibrium shift when Na2EDTA is added? How do your results support your answer?
compute the energy released by the combustion of octane, C8H18 as well as the maximum expansion work that can be performed by octane combustion at 298 K in an isothermal reversible pistion engine.
A pipet delivers 10.5, 10.3, 10.9 and 10.7 ml. (a)find the mean volume and deviation from the mean for each and calculate the average deviation from the mean. (b) calculate the relative deviation (in %) for this set of data.
Allyl alcohol and benzyl alcohol behave similarly toward Lucas reagent. Illustrate the similarity in intermediates which accounts for this common reactivity.
If your front lawn is 24.0 feet wide and 20.0 feet long, and each square foot of lawn accumulates 1250 new snow flakes every minute, how much snow (in kilograms) accumulates on your lawn per hour
Draw a Lewis structure for each of the following compounds. specify the hybrid orbitals that overlap to form each bond. then label each bond as sigma or pi bond. also, draw all non-bonding hybrid orbitals.
how many atoms of copper are there in this wire?
What is the pH change of a 0.300 M solution of citric acid (pKa=4.77) if citrate is added to a concentration of 0.140 M with no change in volume?
What are the values of E, L, and Lz for an F8+ atom whose electron has the following wave functions, listed as ((Wavefunction Symbol) n,l,ml)
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