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Magnesium (Mg) emits two very closely spaced lines in the green at 617 nm and 618 nm.
A) Which of the two lines is associated with large energy photon? ____nm
B) Which of the two lines has a larger frequency? ____nm
calculate the [OH^-] of each aqueous solution with the following [H3O^+] at 25 degrees C: a)baking soda, 1.0x10^-8 M b)orange juice, 2.0x10^-4 M c)milk, 5.0x1-^-7 M d)bleach, 4.8x10^-12 M
the density of a certain gaseous compound of nitrogen and oxygen is 2.00gl at 297 k and 1.06 atm. what is the molecular
How many grams of hydrogen chloride can be produced from 350 grams of sodium chloride and 290 grams of hyroden sulfate if the reaction has a yield of 88%?
Explain why a solution of one mole of potassiium carbonate in one litter of water has higher boiling point than a solution of one mole of sodium bicarbonate
DNA is thought to be the chemical compound responsible for the process of heredity. A sample of DNA was found to have density 1.10 g/cm^3 and its molecular weight was estimated to be 3.04 x 10^8 g. What is the average volume occupied by one DNA mo..
Problem- Reaction of 3-methyl-1-butene with Mercuric Acetate in Methanol followed by NaBH4 yields 100% Product A while reaction of the same alkene with Methanol in sulfuric acid yields 50% Product A and 50% Product B. Products A and B are constitu..
Question- There is 0.67 moles of oxygen gas, 10 grams of nitrogen gas, and 0.5 moles of helium in a container with a total pressure of 7.75 atm. What is the partial pressure of each gas
silver nitrate solution is mixed with sodium sulfide solution producing a black solid and sodium nitrate solution
They help position the reactant molecules to facilitate the reaction. They make electron transfer proceed more rapidly.
if 26.8 grams of lithium hydroxide is mixed with 250ml of water to form a solution which is then reacted with boron
Explain what is the morality of a solution prepared by dissolving 54.3 g of calcium nitrate into 335mL of water
An industrial flavor-enhancing process requires that a butter-flavored food be heated briefly at 200 degrees Celsius. Explain how long can the food be heated at this temperature and retain 68% of its butter flavor?
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