Calculate the molecular formula of a compound with the following percentages by composition sodium 16.7%; carbon4.2%; oxygen 16.8%; water of crytallisation 62.9%

14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?