Answer:
49, where the best fits crosses the x-axis where the mean percentage changes of the mass is 0
Explanation:
Water potential may be defined as a measure of the water's free energy in the solution. It is represented by symbol ψ (psi). It is affected by two factors :
-- pressure potential
-- solute
The water potential of pure water is zero.
In the context, the concentration of the NaCl solution that has same water potential as the onions where the line of the best fits crosses x-axis where the mean percentage changes of the mass is zero, that must be equal.
C. esophagus. it does not secrete any enzymes. its just do peristalsis. which is a rhythmic contractions and relaxations of muscles to push food along the gut
ANSWER: the organisms in the air, on land, and in the water
REASONING: A <u>biosphere</u> is defined as an ecological system that comprises of all living things, and their relationships and interactions with the living and non living things around them. The first three answers only considers certain parts of the system, and the correct answer considers all parts.
Answer: Nuclear power plants produce some sort of nuclear waste called radioactive elements.
Explanation: