How many grams of K2O can be made from 43 g of potassium and 32 g of oxygen from the following equation?
4K + 02 --> 2K2O

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

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∘

Avariable that is not being directly tested during an experiment should be