What kind of trees lose their leaves

Conifers are soft wood trees that always keep their needles, with the exception of tamarack. Most commonly known as evergreens since they keep their green foliage all year round. ... Wisconsin’s trees or shrubs that lose their leaves seasonally are called deciduous. Deciduous trees are hardwoods.

Explanation:

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when [oh-] is 10-5  m, and [h3o+] is 10-9  m, the poh is 5 and ph is 9. again in both cases the sum of ph and poh is 14. however, the hydrogen ion concentration is not always going to be equal to exactly 1 x 10 raised to a negative number. for example, we skipped over the value of 2.0 x 10-7.