How can atoms of the same element be different?

What is the periodic # for uranium?

Is a raccoon a carnivore

Which of the following statements is true about an endergonic reaction? ∆G is positive ∆G is negative ∆S is negative

Of element x has 22 protons, how many electrons does it have

What is the limiting reactant when 3 grams of propane is mixed with 10 grams of Oxygen? C3H8 + O2 - > H2O + CO2

Which statement would be the most useful for deriving the ideal gas law? Volume is directly proportional to the number of moles. Volume is inversely proportional to the temperature. Pressure is directly proportional to the volume.

What monomers are used to construct this polymer and where are they found?

How many moles of methane are required to produce 22g co2 after combustion

Identify and describe the appearance of the type of muscle tissue found in your heart

Calculate the coulombic force (in Newtons) felt by an electron and a proton separated by a distance of 1 angstrom. An angstrom is 10-10 meters.