What are white spot on the nail

Chemistry

2 answers:

Charra [1.4K]3 years ago

8 0

Explanation:

You may notice white spots or dots along your nails if you are deficient in certain minerals or vitamins. The deficiencies most commonly linked to this issue are zinc deficiency and calcium deficiency.

svetoff [14.1K]3 years ago

4 0

Answer:

Leukonychia is a condition where white lines or dots appear on your finger or toenails. This is a very common issue and entirely harmless. Many healthy adults have these spots at some point in their lives, so developing them is likely not a sign of a serious medical condition.

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Draw the alkyne formed when 2,3-dichloropentane is treated with an excess of strong base such as sodium amide.

Xelga [282]

Hi! Thank you for posting your question here at Brainly. I hope I would be able to help you with my answer.

When an alkyne such as 2,3-dichloropentane is treated with excess sodium amide, a two-step elimination reaction will happen. The reaction would then yield the final product in the form of 2-pentyne. Its structure is shown in the attached image.