Which scientist offered proof that atoms exist?

a. Aristotle

b. Democritus

c. John Dalton

d. Isaac Newton

Based on the chemical formula of glucose (C6H12O6), select all the true statements. a. The mass percent of carbon and oxygen in glucose is the same. b. In 1 molecule of glucose there are 6 atoms of carbon. T c.

How does the shape of the Earth affect the climate of different regions?

The ksp of nickel (ii) carbonate, nico3, is 1.42 * 10-7. calculate the molar solubility of this compound.

How does the modern periodic table arrange elements? A. by atomic mass B. by atomic number C. by number of isotopes D. by electron mass

What is the role of the judicial branch? to interpret laws to write laws to execute laws to lead the military

Aluminum is more reactive than iron, yet it is used today for a variety of applications in which iron would corrode (cans, rain gutters, etc.).

Identify three types of coral reefs

A low pKa means the acid the strong. < - - - Is that right?

Does the buckminsterfullerene conduct electricity?

If an element has 2 valence electrons, how many dots will be in the elements dot diagram?