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What is fission and fusion and the elements associated with each process
What is the vertical velocity of the action figure as it hits the ground?
Depict the structural formula for compounds 1 to 5. A certain alcohol C4H10O (1) gives a (+) reaction with chromic acid (2), the alcohol (1) produces a white precipitate (3) within a few minutes of the addition of ZnCl2/HCl.
The weight of an object is the product of its mass, , and the acceleration of gravity, (where ). If an object's mass is , what is its weight.
metal sample weighing 37.6 grams which has been heated to a temperature of 100 degree c in boiling water, was placed in 48.6 grams of water in a calorimeter, the inital temperature of the water was 25.2c at equilbrium the temperature of the water ..
calculate the value of deta s when 1.80 mol ch3oh l of is vaporized at 64.7 c. the normal boiling point of methanol is
Which of the following factors influence the enthalpy change associated with the formation of a solution (ΔHsoln) for a non-electrolyte?
Question1 : If a sample of water from a pond is to be analyzed for whatever chemicals it may contain (including organic compounds and metal containing species), give a very brief, but specific description of the protocol that would be best used, i..
Explain the basic principles involved in establishing a site layout for a spill or release response. In your response, include the requirements for air and personnel monitoring
For the reaction A --> B, the activation energy is Ea = 125 kJ/mol and the heat of reaction, H = 50 kJ/mol. What is Ea for the reverse reaction in kJ/mol?
A solution contains 0.22 M CaCl2 and 0.12 M MgCl2. What concentration of hydroxide ions would be required to separate the magnesium as Mg(OH)2 without precipitating the calcium as Ca(OH)2?
Problem- An archeologist on a dig finds a fragment of an ancient basket woven from grass. Later, it is determined that the carbon-14 content of the grass in the basket is 9.09% that of an equal carbon sample from present-day grass. What is the age..
Calculate the following when 0.250 L of 0.294 M AgNO3 solution is mixed with 0.350 L of 0.300 M Na2CO3 solution. Ksp for Ag2CO3 is 8.46E-12. What is the concentration of Ag+ remaining in solution
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