In a chemical equation what does the downward pointing arrow signify ?​

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.

Moving force of air flows from areas of high pressure to areas of low pressure true or false