<span>The flowers undergo photosynthesis so it is expected to release O2. When you zip the flower in a plastic bag and placed it in the refrigerator, the plastic bag will shrink in size. The extra air plus the O2 in the back forms gaseous water. This gaseous water will slowly liquefy and when placed in the fridge, it will condense to form water solids.</span>

6 0

3 years ago

Select the pair of elements that is most likely to form an ionic bond. A. hydrogen and helium B. lithium and potassium C. potass

zhenek [66]

Ionic bonds are formed in the reaction of a metal and non-metal element. Therefore, the answer is C, potassium and iodine.

4 0

3 years ago

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Is 2Sb+3L2-> 2SbL3 endothermic or exothermic?

ioda

Answer:

try working out the bond enthalpies for both sides of the equation :)