Which is most likely a solid at room temperature?

a)
chlorine

b)
hydrogen

c)
neon

d)
potassium

Answer;

D) potassium

Explanation;

-Potassium is a soft solid with a low melting point, and can be easily cut with a knife.

-Potassium is an alkali metal element that is a solid at room temperature. It is very reactive with water so it is stored in oil to exclude moisture.

the leaf is an organ of a typical plant, and the main functions are to complete photosynthesis and allow the plant to exchange gas, just like how we have the respiratory system. leaves have the stomata, which collects maintains co2 and o2 levels. this is necessary for cell metabolism. the leaf also collects sunlight using chloroplasts. succinctly, leaves own a pivotal role in sustaining plant life.

i believe the answer is true.