Which choice is not a scientific question? a. which heats up fastest—cream, milk, or buttermilk? b. which tastes the best—cream, milk, or buttermilk? c. which has the highest calorie count—cream, milk, or buttermilk? d. which spoils fastest—cream, milk, or buttermilk? huy i need it in secs

What type of energy conversion occurs when you place your feet near the fire place and they become warm

Achemist reacted 57.50 grams of sodium metal with an excess amount of chlorine gas. the chemical reaction that occurred is shown. na + cl2 → nacl if the percentage yield of the reaction is 86%, what is the actual yield? show your work, including the use of stoichiometric calculations and conversion factors.

How many moles of potassium nitrate, kno3 are present in a sample with a mass of 85.2 g?