1. Why are the world’s rainforests so important? 2. Predict solutions for slowing the loss of biodiversity.

3. Describe three ways humans are contributing to the loss of biodiversity.

4. How does the introduction of invasive, non-native species, threaten biodiversity?

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the dissociation of nickel hydroxide is follows:

the concentration of hydroxide ion is

the equilibrium constant value of nickel hydroxide is = 6.1 * 10^-^1^6 and thus equilibrium equation can be written as:

thus, concentration of ni is 0.23 * 10^-^4 mol /l