2. During a chemical reaction, 47 grams of baking soda is combined with 13 1 grams of vinegar. The total mass of the product is 56 grams. Was this reaction conducted in an open or a closed system? How do you know?​

Explain how the poverty level is determined. on edinuity* the possible answer may the poverty level is defined by the u.s. bureau of the census and it is determined by calculating the cost of providing an adequate diet. this number is then multiplied by three because research has indicated that poor people spend a third of their income on food.