Giải thích tại sao tác dụng giảm đau và gây nghiệm của heroin lại mạnh hơn nhiều so với morphine

How many moles of oxygen gas are produced from the decomposition of six moles of potassium

Imagine one batch of soup (batch “a”) is made with 8.19 g/can of salt, according to the recipe, and a second batch of soup (batch “b”) is made with 8.32 g/can of salt. explain which batch would be more resistant to frost damage if it is shipped a great distance in winter and explain why.

What is the percent by mass of magnesium sulfate in mgso4.7h2o