Sección sin título Identifica qué tipo de reacción es la
siguiente: *
CaCO3 (s) → Cao (s) + CO2 (g)
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Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!

What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?