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The density of diamond is 3.51 g/cm3. The international (but non-SI) unit for weighing diamonds is the "carat" (1 carat = 200 mg exactly.) What is volume of a 0.47 carat diamond?
Description of Intermolecular forces, What parts of the calcium chloride are attracted to what parts of the water molecule when calcium chloride dissolves
What is the balanced reaction that occurs when copper metal dissolves in nitric acid
A chemist has 4 moles of C2H6 to use in the study. How many moles of O2 will be needed in order to react all of the C2H6?
STP corresponded to conditions of "standard" temperature (T=0°C) and standard pressure (p= 1 atm). At STP, 1 L of Br2 reacts totally with 3 L of F2 to form 2 L of a product. What is the formula of the product?
A solution contains 0.010 M each Cu(NO3)2 and Bi(NO3)3. An equal portion of 12 M NH3 is added to the solution. What is the initial concentration of OH- (in M) once the two solutions have been mixed together, but prior to any reactions occurring? Th..
Main group elements often attain a filled outer level (either eight electrons or two) by forming ions with the electron configuration of the nearest noble gas
explain how do you compute the minimum volume of h2owater required to dissolve nacl sodium chloride of 500 grams in h2o
What are the correct oxidation states for the following compounds? P in H3PO4, Mn in Mn(O4)2- anion, and O in O2F2
The equilibrium constant is always greater than one for an extensive reaction 6.The value of q is always equal to the value of w for a reversible reaction 7.The energy change of the universe for any spontaneous process is always positive
Titration of an oxalate sample gave the following percentages of percent oxalate: 12.28%, 12.54%, and 12.24%. Calculate the average and the standard deviation.
The first-order reaction 2N2O(g) --> 2N2(g) + O2(g), what is the concentration of N20 after 3 half-lives if 0.25 mol of N2O is initially placed into a 1.00-L reaction vessel
Calculate the weight of benzene codistilled with each gram of water and the percentage composition of the vapor produced during a steam distillation. The boiling point of the mixture is 69.4°C is 227.7 mmHg.
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