CaCI2 is for calcium chloride
Answer:
Without corals, the algae are not protected and cannot perform photosynthesis.
Number of moles = mass of product / molecular mass
=mass of product (MgO) / 40.3
Since the mass of MgO is not given in the question, the correct answer choice cannot be given. However, proceeding witht eh above formula will enable you to find the correct number of moles given the mass of MgO.
Nitrous oxide has 2 nitrogen atoms and 1 oxygen atom per molecule
