Observación cualitativa Observación cuantitativa
En el salón hay 13 niñas y
11 niños.
La figura es redonda y
verde.
La planta tiene las hojas
secas. Cuál es la observación cualitativa

An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons

If 10.5 l of a at 0.98to 1.50 , is ?

Astudent uses universal ph paper to find the ph of three solutions . solution a has a ph of 5 solution b has a ph of 11 and solution c has a ph of 7 identify which solution is acidic which solution is neutral and which solution is basic