General Chemistry 7/10

Percent Abundance and Average Atomic Mass Calculations Guide

Isotopes are atoms of the same element (same atomic number) with different atomic masses. Atomic masses listed on the Periodic Table are...

Particles Inside An Atom: Protons, Neutrons and Electrons Guide As Well As Atomic Number And Mass

An atom consists of a dense small nucleus surrounded by electrons (negatively charged particles). Protons and neutrons are subatomic...

Unit Conversions (Dimensional Analysis): Complete Guide With Examples

Steps to unit conversions Start with the number given. Identify the conversion factor needed to get to the desired unit. Put your units...

Complete Guide To Significant Figures: Number of Sig Figs and Rules For Addition And Multiplication

Rules on how to determine the number of significant figures? All non-zero digits are significant. This means all numbers:...

How To Assign Formal Charges

Formal charge is a charge of an atom in a molecule. Mayya's Trick Formal Charge = number of valence electrons - (number of bonds +...

State the orbital hybridization of each highlighted atom

State the orbital hybridization of each highlighted atom Do you need help with general or organic chemistry? 646-407-9078 We also offer...

Use VSEPR to predict bond angles about each atom of carbon, nitrogen, and oxygen in these molecules

Use VSEPR to predict bond angles about each atom of carbon, nitrogen, and oxygen in these molecules. Do you need help with general or...

Draw a structural formula for the one tertiary alcohol with the molecular formula C4H10O

An alcohol functional group is OH. A tertiary alcohol is when an OH group is connected to a carbon that is connected to 3 other carbons....

How To Arrange Covalent Bonds In Order Of Increasing Polarity?

Arrange the single covalent bonds within each set in order of increasing polarity. (a) C-H, O-H, N-H (b) C-H, B-H, ...

How To Write Lewis Dot Structure For Ions And Show Their Formal Charges?

Write Lewis structures for these ions. Show all valence electrons and all formal charges. (a) Amide ion, NH2- (b) Bicarbonate ion, HCO3-...

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