Chemistry, 28.03.2021 08:30 myanniespencer39
Q2 / Chose only one correct answer for the followings:
1. Difficult to monitor and very dangerous form of corrosion --
a) Galvanic, b) Crevice, c) Pitting, d) Stress corrosion cracking.
2. is a form of corrosion occurs due to the concentration difference in a
component
a) Uniform, b) Inter-granular, c) Stress corrosion, d) Crevice corrosion
3. Evolution of hydrogen type corrosion occurs in environment.
a) Alkaline, b) Acidic, c) Basic, d) Neutral.
4. The Chemical formula of Rust is
a) FeO, b) Fe2O3, c) Fe304 d) Fe2O3.nH20
5. The Anodic reaction involves dissolution of metal as corresponding metallic
ions with liberation of
a) Pair of electron, b) Free electron, c) Ions, d) Current in electrolytic
solution.
Answers: 2
Chemistry, 22.06.2019 21:30
In science class richard learns that a substance has a boiling point of 230 fahrenheit his teacher ask him to convert this temperature to degrees celsius what is the boiling point of his substance in degrees celsius
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50 points! need answer asap. what type of organic compound contains the following functional group? (2 points)
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4786 joules of heat are transferred to a 89.0 gramsample of an unknown material, with an initialtemperature of 23.0°c. what is the specific heat of thematerialif the final temperature is 89.5 °c?
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Chemistry, 23.06.2019 09:00
How many grams of ammonia are produced when 1.0 mole of nitrogen reacts
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Q2 / Chose only one correct answer for the followings:
1. Difficult to monitor and very dangerous f...
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