Problema estequiométrico: Si usó 5.50 g de bicarbonato de sodio para hornear un delicioso pastel de chocolate, ¿cuántas unidades iónicas de bicarbonato de sodio se descompusieron para formar otras sustancias?

(mostrar procedimiento)​

Compare and contrast physical changes with chemical changes.

Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘