Always write in pen.
You might want to write in pencil to make erasures and keep your notebook neat.
However, many schools require you to hand in a carbon copy before leaving the lab, so you can’t erase anything anyway.
Always record data directly into your lab notebook, not on scraps of paper for later transcription (what would happen if you lost the scraps beforehand?).
If you make a mistake, draw a single line through the observation, with a brief notation why you are crossing it out.
Never scratch something out completely so it becoes illegible (you may later want to know what it was or why you crossed something out).
Answer:
a. Lack of OH group on 2′ carbon of the deoxyribose
Answer:
The precipitated are option a and d.
Explanation:
2 LiI(aq) +Hg2(NO3)2(aq) → Hg2I2(s) ↓ + 2 LiNO3(aq)
Cation Hg2+ 2 in the presence of iodide, a precipitated is formed.
Zn(s) + 2AgNO3(aq) → 2 Ag(s) ↓ +Zn(NO3)2(aq)
Zinc starts to get rid, and some white particles also stick to it. Afterwards the solution becomes cloudy and a precipitate appears, which is the solid silver
The purpose of an inclined plane is to reduce force.
Answer:
Our bodies are designed to regulate our temperature. When it's cold outside, your body makes sure to keep the blood flowing to your core and vital organs to keep them warm. This can change the amount of blood flow to your hands and feet, making them feel cold
