When hydrogen is burned, it reacts with oxygen and produces O carbon dioxide
O water
O oll
O hellum

Water

Explanation:

hydrogen gas, burning in air, the hydrogen (H2​) reacts with oxygen (O2​) to form water (H2​O) and releases heat.

the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

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