How many grams of naoh do you need to make 1 liter of a 10% sodium hydroxide solution?

In the reading, yao chen-yuan describes traveling to deliver a message. why was he willing to risk danger to travelto tientsin? he wanted to the boxers with their cause

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right

Which position represents spring in the southern hemisphere? a) b) c) d)