What did Ernest Rutherford’s gold foil experiment demonstrate about atoms? Their positive charge is located in a small region that is called the nucleus.
Their negative charge is located in small particles that are called electrons.
Their nucleus makes up the majority of the volume of the atom.
Their electrons are floating in a sea of positive charges.

Where are chemicals found at work? a. only in cleaning products b. only in carpets and paint c. in every area of work d. only in food preparation submit

The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?

1) in saturated limewater, [h+ ]=3.98x10-13 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 2) in butter, [h+ ]=6.0x10-7 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 3) in peaches, [oh]=3.16x10-11 m a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 4) during the course of the day, human saliva varies between being acidic and basic. if [oh]=3.16x10-8 m, a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? /