What is the percentage yield of tin (IV) carbonate (Sn(CO3)2), if 36 grams of tin (IV) phosphate is mixed with an excess of sodium
carbonate, given that the actual yield is 29.89.
Sn3(PO4)2 + 6 Na2CO3 --> 3 Sn(CO3)2 + 4 Na3PO4
o a. 94%
b.65%
c. 789%
d. 85%​

How much heat is released upon converting one mole of steam (18.0 g) from 100.0 ∘c to water at 25.0 ∘c? show work and constants, trying to figure out how it works. only given the heat capacity for steam and water so try to only use that

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's