During a chemical reaction, 25g of a solid is reacted with 15g of a liquid. The reaction bubbles and produces a lot of gas. After the reaction is over a scientist weighs the solution and finds that it has a mass of 35g. What is the mass of the gas that was produced? A. 0g
B. 5g
C. 20g
D. 40g

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

You want to cultivate some exotic plants at your farm. however, the climate is chillier than the temperature range favorable to the crop. which is the best method to use for the cultivation of this exotic crop? a. use a crop rotation method b. use a lot of fertilizer c. prepare the seed bed properly d. use a greenhouse e. use irrigation