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Cite the conditions necessary for a nuclear chain reaction to take place. Explain how it can be controlled to produce energy, but not produce an explosion.
Describe the preparation of 125 mL of 5.30 M HNO3 from a concentrated solution that has a specific gravity 1.42 and is 70% (w/w) HNO3.
Calculate the pH for an aqueous solution of acetic acid that contains 2.15x10^-3M hydronium ion.
Dalton law of partial pressure - The partial pressure of oxygen is maintained at 0.20 atm at this depth
The test for Mg uses a selective complexing agent,titan yellow.Unlike many of the other metal species in this experiment which exhibit color due to electronic transitions by d electrons,Mg does not actually have any d electrons. can you suggest wh..
Diamond and graphite are two crystalline forms of carbon. In which form are the bonds between the C atoms arranged at tetrahedral angles to each other? 1. diamond 2. Neither of these 3. graphite
a compound is 40% C, 6.7% H, and 53.3% O by mass. Assume that we have a 100 g sample of this compound. what are the subscripts in the empirical formula?
what is the minimum amount of ammonium carbonate that is necessary to be placed in the flask in order for the system to come to equilibrium? please show work.
Question- An antifreeze solution of ethylene glycol in water was prepared. Application of the colligative property equation for the freezing point predicted a freezing point of - 3.72°C. What is the predicted value for the boiling point of the sol..
You have 250.0 ml . graduated cylinder containing some water(61.0 ml). Theb you drop three marbles with a total mass of 95.2 g into the water (final volume is 95.5 ml). What is the average density of a marble
Problem- What is the mass (in kg) of air in a square room if the room has walls that are 9.55 feet high and 9.55 long and the density of air is 1.3 g/L
calculate the heat of enthalpy for the reactionpcl5g rarr pcl3g cl2guse the information below.p4s 6cl2g rarr 4pcl3g
Write down the formulas relating (a) frequency and wavelength, (b) Wavelength and momentum, and (c) energy and frequency of a photon.
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