<span>In the given example,
it led Sam’s theory to produce a hypothesis. It is because the educated guess
that he has made has been linked to the theory where in the theory is about
happiness and production that led him to think that having happy employees will
make more products to be produced.</span>
Answer:
The catalyst speeds up the chemical reaction.
Explanation:
The process in which chemical reaction rate increases by addition of substance is termed as a catalyst. The chemical reaction happens faster when a catalyst is present because it gives an alternative reaction pathway with lower activation energy.
The catalyst usually forms a temporary intermediate that helps in regenerating the original catalyst in the cyclic process. Yeast when added in a mixture work as a catalyst and helps with chemical reaction.
Answer:
The concept of lewis acids and bases can explain the acidic nature of CO2. A lewis acid is a compound which can accept an electron pair whereas a lewis base is a compound which can donate an electron pair. CO2 acts as a lewis acid.
Lots of substances. Rocks, metals, minerals, you name it.
It will only be valuable if proved correct so it's D
