The Answer Is A. Hope This Helps ;P
Polypeptide is another name for a protien.
Explanation:
It correctly reads;
A group of students use a device to study the energy transfer during the chemical reaction between pieces of eggshell (calcium carbon) and vinegar (acetic acid). During the experiment they use the same mass of eggshell but the concentration of the vinegar varies, (1%, 3% and 5%). Answer:
1. Explain why the energy transfer is not the same between the three tests of the experiment.
2. Describe how the device could be modified so that it can MORE ACCURATELY measure the energy transfer in each reaction.
Answer:
C. the settings shown in C
Explanation:
cohesion is the property of water molecules keeps water molecules in a combined state by sharing of bonds between them at the atomic level.
