2H++ Na2CO3 -> 2Na++ H2O + CO2

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Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge

Which describes interactions between substances and stomata during photosynthesis? check all that apply. oxygen enters stomata. oxygen is released through stomata. carbon dioxide enters stomata. carbon dioxide is released through stomata. hydrogen enters stomata. hydrogen is released through stomata.

Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.