4. Zinc reacts with water to produce zinc hydroxide, Zn(OH)2, and molecular hydrogen gas, H2. Write the balanced equation for this reaction.

h let me think

6.4 cm (max) - 25 cm (min)

geosphere and hydrosphere.

this is because the geosphere has to do with geological events, while the hydrosphere controls all water on earth.

(b) which contains higher levels of vitamin b, oranges or spinach?

explanation:

you can eliminate a, c, and d because they are questions based on opinions.