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Chemistry
Which of the following temperature scales contains an absolute zero? Fahrenheit (°F) Celsius (°C) Kelvin (K)
How long did the statue of liberty take to oxadize?
how to classify an unknown element as a metal, metalloid, or non-metal
a(n) blank is an abbreviation for the name of an element a and usually has either one or two letters
Which of the following is not found in the nucleus of an atom? electron proton quark neutron
Which of the following is the strongest Brønsted acid?(a) NH4+ (b) HCl (c) HNO3 (d) HSO4- (e) HClO4
When you can see half the moon shining from the earth’s surface it is called
The functional structure of a protein is its _________________ structure, which is ultimately determined by the __________________. A. tertiary; primary structure B. primary; ions it possesses C. tertiary; concentration of phosphates D. monogamous; first amino acid on the terminal sequence
Functional groups are used to classify(1) organic compounds(2) inorganic compounds(3) heterogeneous mixtures(4) homogeneous mixtures
what is the mass of H2O produced when 10.0 grams of H2 reacts completely with 80.0 grams of O2? A(70.0 grams) B(90.0 grams) C(180.0 grams) C(800.0 grams)
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