A chemical reaction takes place in a closed system. The mass of the reactants before the reaction was 35 grams. What must the mass of the products of the reaction be, according to the law of conservation of mass? a. 25 grams
b. 35 grams
c. 70 grams
d. 30 grams

The early history of the generation and use of steam”appeals mainly to? ethos logos pathos a combination of logos and ethos

Now you will do a special kind of problem. you will use the blue boxes below to put events of the story "the baby-sitter" in correct order. each blue box has seven sentences inside it. click the first blue box until you see the first thing that happened in the story. then go on to the next box and the next thing that happened. the last thing that happened should be in the last box. you may need to look back at the story to you remember. if you change your mind at any time while you are working the problem, you can return to a box and click to find a different sentence. when you are all finished, you will be able to read down the list of sentences and see all seven events from the story in the right order. mary jo began to read the alphabet book. mary jo couldn't move. mother asked mary jo to baby-sit. jimmy was very quiet. he had fallen asleep. jimmy to read the book. mother said, "you are a very good baby-sitter." mother picked up sleeping jimmy.

Reread paragraph 1 of “welcome to ‘rise of the knights.’” which word from the paragraph does not create a tone of enthusiasm?