What is hepta-hydrate?

Is a cell membrane found in both a eukaryotes cell and prokaryote cell? What is it called when a group of antelope leave the herd for better grassland? What is the relationship between the temperature of the air and the amount of water vapor (humidity ) it can hold? How does water help the brain? How many pits are in 5 gallons? What do most seed plants live on? Which tree has a oval shaped leaf? What is the ultimate fate of an isolated pulsar? What is the transparency of mica? What qualities make evidence useful? How many moles of HF Ka6.8104 must be present in 0.220dm3 to form a solution with a pH of 2.60? What is the sloths niche? Can any vitamins interfere with cholesterol levels? Why steam is more dangerous than boiling water? What did the stone beam symbolize for dara in the clay marble? Which structure in plant cells might responsible for pushing the nucleus aside? Which level of ecological organization includes both biotic and abiotic factors? What kind of change is peeling an apple? What are the basic atomic particles and describe? Why is evaporation greater over warm waters?