How many grams are there in 7.50 x 10^23 molecules of h2so4

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

No copying 15 pts how does a free-body diagram tell you about the net force on an object?