What evidence do scientists have to support the ice-albedo feedback loop?

What mass of glucose is produced when 54g of water react with carbon dioxide

What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures

Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold