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one of the problems of in-air testing of nuclear weapons or even worse the use of such weapons is the danger of
compound 8 has the formula c4h6cl2o and is reacted with ch3oh to give compound 9 compound 9 has the 1h nmr signals
half-life of c14 is 5730 yr find its decay constant if we have 48x1014 atoms of c14 after 10000yr how many of them will
when 150 mol of of ch4 reacts with excess cl2 at a constant pressure according o the chemical equation ch4 3cl2 2
the critical angle for total internal reflection at a liquid-air interface is 400a if a ray of light traveling in the
what partial pressure of dinitrogen monoxide gas is required in order for 000280 g of the gas to dissolve in 114 ml of
one of the problems of in-air testing of nuclear weapons or even worse theuseof such weapons is the danger of
which transisiton metal is valued for its high electrical conductivity and resistance to corrosion and is widely used
what are the oxidation numbers of the central metal atom in the following coordination compounds k3fecn6 crnh34br2br
two narrow slits 55 micrometer apart are illuminated with light of wavelength 507nm a what is the angle of the m2
agi is more soluble in ammonia than in pure water calculate molar solubility of agi in 080 m nh3 solution kspagi8510-17
a double-slit interference pattern is created by two narrow slits spaced 021mm apart the distance between the first and
living organisms use energy from the metabolism of food to create an energy-rich molecule called adenosine triphosphate
24 ml of 025 m nh3 solution is titrated with 040 m hno3 solution calculate the ph of the solution when 10 ml of hno3 is
if you desire to obtain the value of r directly in jmolk what must be the units of pressure and volume in the equationr
a light board 10 m long is supported by two sawhorses one at one edge of the board and a second at the midpoint a 40-n
when the following oxidation-reduction reaction in basic solution is balanced what is the lowest whole-number
based on the absorption spectrum of bradford dye why is 595nm the best wavelength to measure protein concentration
2 al oh 3 3 h2 so4 al2 so43 6 h2o how many grams of al2 so43 are generated when 152 g of h2so4
a 220 f capacitor is charged by a 1550 v power supply then disconnected from the power and connected in series with a
for a certain reaction the standard free energy change is -800 kj at 300 k and -400 kj at 600 k what is deltas in jk
question 10 10 tco 4 you are a geneticist and are studying the gene d that determines a particular trait you have
a plum is located at coordinates -966 m 0 267 m in unit-vector notation what is the torque about the origin on the plum
a technician obtained the following results for the concentration mgdl of cholesterol in a blood sample 240 252 242 238
how many moles of sodium chloride nacl molar mass 5844 gmol are contained in a 1 lb box of table