Há extintores de incêndio que usam gás carbônico para apagar o fogo

The major difference between a 1s orbital and a 2s orbital is that The 2s orbital has a slightly different shape. The 2s orbital is at a higher energy level. The 2s orbital can hold more electrons. The 1s orbital can have only one electron.

A state function represent?

A solution has a ph of 10.20 at 25°c. what is the hydroxide-ion concentration at 25°c?

What happens when Ammonia reacts with zinc sulphate solution

What do the elements in each pair have in common? k, kr be, mg ni, tc b, ge al, pb?

How does an individual figure the total force exerted on an object by two forces acting in opposite directions? A. Add the two forces together. B. Subtract the smaller force from the larger force. C. Multiply the larger force by the smaller force. D.

What reaction is a match burning

Determine the number of moles of hydrogen atoms when you are given 2 moles of water.

35.5 moles of lithium fluoride is dissolved in 65 L of solution

Why can some electric appliances be immersed in water without damage