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Why is there little seasonal difference in albedo in the tropics and across most of the southern hemisphere, but greater seasonal difference in albedo north of 40 degrees N?
Explain why do you see distinct lines when metal salts are burned however see a continuous spectrum when observing sunlight or light from an overhead projector
Chromium metal can be plated from an acidic solution of CrO3. CrO3(aq) + 6H+(aq) + 6e- -> Cr(s) + 3H2O How many grams of chromium will be plated by the passage of 19,300 C (coulombs)?
The mass of substance B is twice the mass of substance A, but the specific heat capacity of substance A is four times the specific heat capacity of substance B.
Chloromethane,CH3Cl, arises from the oceans and from microbial fermentation and is found throughout the environment. It is used in the manufacture of various chemicals and has been used as a topical anesthetic.
In regards of the following reaction at constant P. Utilize the information here to conclude the value of? Ssurr at 398 K. Calculate whether or not this reaction will be spontaneous at this temperature.
Determine the number of grams H2 formed when 250.0 mL of 0.743 M HCl solution reacts with 3.41 x 1023 atoms of Fe according to the following reaction. 2 HCl(aq) + Fe(s) ? H2(g) + FeCl2(aq)
The molar enthalpy of vaporization of boron tribromide is 30.5 kJ/mol, and it's normal boiling point is 91degrees C. What is the vapor pressure of BBr3 at 34 degrees C.
Basic copper carbonate contains 57.48% copper and 5.43% carbon by mass. What mass of copper in g is contained in 7.061 kg of basic copper carbonate
A certain reaction has an activation energy of 60.0 kj/mol and a frequency factor of A= 3.10×1012 M^-1s^-1 . What is the rate constant k , of this reaction at 30.0 Deg celsius?
Will nitric acid digest and contaminate a sample with additional carbon if it is filtered with a cellulose filter paper?
A 5.0 mL sample of vinegar was titrated with 7.2 mL of 0.55 M NaOH(aq). If the density of the vinegar solution is 1.00 g/mL, what is the mass percent of acetic acid present?
How many grams of Ba(BrO)2 could be produced through the complete reaction of 50 mL of .40 M HBrO? Use the balanced equation Ba(OH)2 + 2 HBrO = 4H2O + Ba(BrO)2
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