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(a) How long does it take to grow 800 nm thick oxide layer in a dry oxidation environment at 800 C? (b) What happens if we increase the temperature to 1200 C? (c) Assuming we had deposited the SiO2 layer on a 100 ?m thick wafer. If we polish or etch the SiO2 layer off completely from (a) and (b) , how thick is the remaining wafer?
Persistent Organic Pollutanants- Bioaccumulation Measurements, Compare the worst case scenario, i.e. the strongest tendency to bioaccumulation for each toxin.
When 25.0 g of ethanol vapor condenses, 23.6 kJ of heat is released. How much heat is required in kJ to vaporize 262 g of ethanol?
a cup of hot steaming coffee sits on the desk at 80 degrees celsius and is composed of mostly water with some things
Methyl salicylate, C8H8O3, the adorous constituent of oil of wintergreen, has a vapor pressure of 1.00 torr at 54.3 degrees celsius and 10.0 torr at 95.3 degrees celcius. What is it's vapor pressure at 25 degrees celcius?
Nitrogen gas reacts with hydrogen gas to make ammonia(NH3). 15.5 L of N2 reacts at STP to make 30 L of ammonia. What is the percent yield?
write a plausible chemical equation to interpret at the atomic level what you observed in the reaction of Lysol Toilet Bowl Cleaner with 0.1 M AgNO3?
explain the major departure of the marginalist school from the classical political economists. how did it change the
Ignoring activities, determine the molar solubility of copper (I) azide (CuN3) in a solution with a pH of 13.11. Ksp (CuN3) = 4.9 × 10-9; Ka (HN3) = 2.2 × 10-5.
What three events occur during the light reactions of photosynthesis. A. Reduction of oxygen, oxidation of NADPH, formation of ATP B. Oxidation of water, reduction of NADP+
considering an unbalanced equation given as ca3po42 h2so4 --gt caso4 h3po4 for the reaction of calcium phosphate with
1. your expense account allows you to spend $80.00 a day when you are on a trip. If you have a week-long trip to tiny country of Kratvia, where the exchange rate is 3.50 kratvels per dollar, how many kratvels can you spend during the week? (7 ..
In the electrolysis of aqueous NaClO3, how many liters of Cl2(g) (at STP) are generated by a current of 60.0 A for a period of 80.5 min? Use R = 0.0821 L-atm/mol-K for the gas constant and use F = 96,500 C/mol for Faraday's constant. Assume that 0..
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