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1) Although the speed and weight of a vehicle both affect force of impact, they do not have exactly the same effect. What is the difference?
2) What is the major misconception about the term right-of-way?
A 750-mL sample of nitrogen was collected by displacement of water from a container at 30°C and an atmospheric pressure of 742 Torr. If the vapor pressure of water at 30°C is 31.8 Torr, calculate the number of moles of nitrogen gas produced.
1. What is the absolute configuration and IUPAC names of (-)-menthone and (+)-isomenthone?
How much potassium oxalate can be added to 158.0 mL of 0.35 M [Cu(NH3)4]Cl2 before a precipitate of CuC2O4 begins to form?
for an alloy that consists of 90 at zn and 10 at cu what are the concentrations a of zn in weight percent and b of cu
A Breathalyzer instrument contains two ampules, each of which contains 0.75 mg K2Cr2O7 dissolved in 3 mL of 9 mol L?1 H2SO4(aq). One of the ampules is used as reference. When a person exhales into the tube of the Breathalyzer, the breath is direct..
Provide an expression for the relative probability of finding a population of particles in the box in the second excited state relative to the ground state at 10000K
when 5.0g of an unknown substance is dissolved in 100.0g of water the freezing point of the solution decreases by 1.5
Explain why are fluorescence and absorbance wavelength the same for atomic species
It takes 48.0J to raise the temperature of an 9.60g piece of unknown metal from 13.0c to 24.0. What is the specific heat for the metal? Express your answer numerically, in J/g.C
Give two examples of elements as well as compounds that exist in the human body and define their function.
Question- The corona of the sun emits a spectral line at about 677 m due to the presence of an ionized 57Fe atom (molar mass of 0.0569 kg mol^-1). If the line has a width of 0.053 nm what is the temperature of the corona
Sulfuric acid is a strong monoprotic acid. The bisulfate anion is a weak acid with a pKa of 1.92. Calculate the pH of a 0.1000 M solution of sulfuric acid.
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