Be + 2HCI BeCl2 + H2 The theoretical yield of beryllium chloride, BeCl2, was 10.7 grams. If my actual yield was 4.5 grams, what is the percent yield?

[a] 10.7%
[b] 30.2%
[c] 42.0%
(d) 29.6%

Type the letter that represents the correct location for each particle type below.

In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.