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A solution is prepared by adding 0.100g of solid NaCl to 50.0mL of 0.100 M CaCl2. What is the molarity of the chloride ion in the final solution? Assume that the volume of the final solution is 50.0 mL
A flexible container contains 1.50 L of gas at 25 degrees Celcius. What is the new volume when the container is heated to 100 degrees Celcius?
In his explanation of the photoelectric effect, Einstein stated that the incident radiation had to have a minimum energy to dislodge the electron from the metal surface. This energy is called the work function.
what are the ground state electron configuration of the elements in period 2 of this alternate reality?
When 20.0 g C2H6 and 60.0 g O2 react to form CO2 and H2O, how many grams of water are formed
a) For a weak acid or base the degree of ionization increases with dilution. Explain. b) consider the solutions .01 M HNO3 / .10 M HCL / .01 MHNO2. which solution has the highest ph
A small cube of lithium (density = 0.535 g cm-3) measuring 1.00 mm on each edge is added to 0.500 L of water. The following reaction occurs- 2 Li(s) + 2 H2O(l) ? 2 LiOH(aq) + H2(g)
To creates a genetically modified transgenic goat that produce a protein that acts as a drug in its milk. The concentration of drug in the milk is 10 mM
An X-ray has a wavelength 1.44A. Calculate the energy in J of one photon of this radiation.
Maria wants to plant a small tomato garden in her yard. She bought 25 tomato plants, and she has read that ideally tomatoes are planted in a square grid
calculate the total amount of heat energy that must be removed to convert 34.0g of steam to water at 25 Celsius
The design calls for reheating the liquid after the temperature has dropped to seventy degree Celsius the determine about how many stags and how many heaters are required for this process?
Consider the following mechanism for the oxidation of bromide ions by hydrogen peroxide in aqueous acid solution
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