princess768
princess768
03-10-2022
Social Studies
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Which sentence does not contain any errors in the use of italics or quotation marks? A. This essay, How to Make a Million Dollars in One Week, is fascinating.
Which is a contribution of classical Rome to modern Western civilization? A. network of long-distance paved roads B. creation of international sports competi
Which half-reaction correctly represents reduction?(1) Ag --> Ag+ + e– (2) F2 --> 2 F– + 2e– (3) Au3+ + 3e–--> Au (4) Fe2+ + e– --> Fe3+
Which atom in the ground state has the same electron configuration as a calcium ion, Ca2+, in the ground state?(1) Ar(2) K(3) Mg(4) Ne
What is the area under the curve as shown below? Explain how you got the answer
compound weighing 115 g contains 68.3 g of carbon, 13.2 g of hydrogen, 15.9 g of nitrogen, and some amount of oxygen. What is the mass percent of oxygen in the
Which element, represented by X, reacts with fluorine to produce the compound XF2? (1) aluminum (3) magnesium (2) argon (4) sodium
As a sample of the radioactive isotope 131I decays, its half-life(1) decreases(2) increases(3) remains the same
Which two particles make up most of the mass of a hydrogen-2 atom? (1) electron and neutron (2) electron and proton (3) proton and neutron (4) proton and positr
what is an equivalent decimal to 9/15
