Why do we have to balance chemical equations (i.e. what is the purpose of it?)? What law, discovered by Antoine Lavoisier, are we following by doing so? What is the difference between the numbers that are coefficients in the equation and the numbers that are subscripts?
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The minimum amount of energy required for a chemical reactio…
The minimum amount of energy required for a chemical reaction to occur is called what?
When an acid and base react together, they form water and a…
When an acid and base react together, they form water and a _____________, which could mean NaCl, but also just any ionic compound that forms in this type of reaction.
The attraction of water molecules to other surfaces like gla…
The attraction of water molecules to other surfaces like glass or plastic is called what?
In a chemical equation, all of the atoms, molecules, and com…
In a chemical equation, all of the atoms, molecules, and compounds to the LEFT of the arrow are called _______________________.
Fill in the blank: solid water is ____________ dense than li…
Fill in the blank: solid water is ____________ dense than liquid water.
Which of the following household items is basic (alkaline)?
Which of the following household items is basic (alkaline)?
JE3: Record the issuance of shares for cash- Issued common s…
JE3: Record the issuance of shares for cash- Issued common stock for $100,000 (par value 8000)
The element that has the highest electron affinity is
The element that has the highest electron affinity is
An action potential occurs on the ___.
An action potential occurs on the ___.