What is 30.8 trillion kilometers in miles?

How many elements are in Sr3(PO4)2? What is a Protein that speeds up chemical reactions in living things? What is the transfer of thermal energy by the movement of a fluid? How does one recognize a redox state? Why does calcium chloride make heat when mixed with water? Capacity of a substance to do work? What does abrupt mean? Why does electromagnetic radiation cause cellular damage to humans? What does the quartz clock do inside the CPU? How do genes control an organism trait? What the long pipe name in a humans body from there throat to there stomach? Enumerate the levels of organization of life from the simplest to complex? What is the best glue for bonding plastic to plastic? Which is the hardest substace available on earth? Do lizards have a nucleus in their cells? What plants utilize a specialized carbon fixation enzyme and a unique cell structure to reduce the problems of photo respiration? The portion of the flower containing pollen grains? measured value 28.7053cm which has six significant figures round the measurement to four significant figures? The chemical triggers and messengers for many processes within cells are? What is the high record temp in fl?