One way in which light waves are different from sound waves is that light waves A. can move easily through empty space B. are caused by rapid vibrations C. travel more slowly D. can be reflected

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Write the formula for aluminum oxide.

Because rusting is a spontaneous process under standard conditions, which of the following is a correct conclusion about the process

What part of an atom cannot change without changing the atom's identity?

According to the general trend, metallic character for the periodic table (increases/decreases) proceeding from left to right in the periodic table.

A copper block (20°C) is placed in contact with a lead block (30°C), which is already in contact with an iron block (70°C).

Write a speech aimed at year 7 to explain why some metals lose their shine over time but gold does not.

How many moles of co2 could fit in a 475 ml bag at - 22c and 1.125 atm?

How mant atoms are in 3N2

The type of nuclear decay an unstable nucleus will undergo depends on its ratio of neutrons to protons. The radioisotope cobalt-65 has a ratio of neutrons to protons of 1.41, which is too high for a nucleus of this size.

1.87 $/gal to dollars per liter, Express your answer using three significant figures.