You have a stock solution that is 226mg/ml and you need 10ml of a working solution that is 15mg/ml. what is the volume of stock solution will you need to dilute to have 10ml of working solution at the above concentration. state your answer to two decimals.

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane

Define a is a tiny pavket of energy