The mass of a potato cylinder is 40g before being left in a solution, and 80g afterwards. What is the percentage change in mass of the cylinder? Very easy, Thanks for whoever answers it, I also don't know how to mark people as the brainliest on a computer so could someone tell me in the comments? thank you

How many chromosomes are in a gold fish?

The carrier molecules of the electron transport system are located in the

Astudent completed a lab report. which correctly describes the difference between the "question" and "hypothesis' sections of her report? "question states what she is asking, and "hypothesis" states the result of her experiment "question" states what she is asking, and "hypothesis" states what she thinks the answer to that question is in 'if. then because" format. "question" describes what she is trying to find out, and "hypothesis" states the procedures and methods of data collection. "question" describes what she is trying to find out, and "hypothesis" states any additional information or prior knowledge about the question