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How many ions that have a +1 charge will bond with an ion that has a -2 charge

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

Gwhich r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? which r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? −ch2−oh −ch2−o||c−nh2 −ch2−coo− −ch2−ch2−ch2−ch2−n+h3