Write example of polynomial which is of degree seven
Write the example of the polynomial f(x) which is of degree 7, has accurately two real zeroes one of which is of multiplicity 2and one of which is of multiplicity 3. leave f(x) in factored form.
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White phosphorous, P4, is prepared by fusing calcium phosphate, Ca3 (PO4 )2 , with carbon, C, and sand, SiO2, in an electric furnace. 2Ca3(PO4)2 (s) + 6 SiO2(s) + 10C (s) ----> P4 (g) + 6 CaSio3 (l)+ 10 CO (g).
The reaction among oxygen and nitric oxide (NO) to form the nitrogen dioxide (NO2) is a key step in photochemical smog formation:
Determine the number of collisions does a single Ar atom make in 1.0s when the pressure is 10 bar and the temperature is 25C?
Discuss at what pressure does the mean free path of argon become comparable to the diameter of a spherical vessel of volume 1.0dm3 at 25C that contains it? Take σ = 0.36nm2
Suppose you are the instructor for 16 students in a chemistry lab and each student requires the 75 ml of a 0.100 M NaOH solution. You have only 6.00 M NaOH solution in stock.
Maria places sucrose in a glass beaker during chemistry lab, adds stirs and water. She loudly proclaims that she has chemically broken down the sucrose into fructose and glucose when the table sugar disappears.
The kettle full of water is brought to the boil in the room with temperature 20°C. After fifteen minutes temperature of water has decreased from 100° to 75°C. Determine temperature after another 13 min.
Identify the approximations that lead to the rate law quoted there. Discuss how may the conditions be changed so that the reaction shows different orders?
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