¿Cuántos miligramos de KOH hay que añadir a 250 ml de agua para obtener una disolución de pH = 12?

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.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;