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How much energy moves onto the next level, in an energy pyramid
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Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.
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Chemistry, 23.06.2019 05:00, shealynh52
1. true or false: minerals are inorganic. true false 2. inorganic means that something has never been found alive 3. halite is another name for and is a mineral with a cubic crystal pattern. table salt rock salt
Answers: 2
Chemistry, 23.06.2019 10:50, reesespowerade
Achemist reacted 57.50 grams of sodium metal with an excess amount of chlorine gas. the chemical reaction that occurred is shown. na + cl2 → nacl if the percentage yield of the reaction is 86%, what is the actual yield? show your work, including the use of stoichiometric calculations and conversion factors.
Answers: 1
Which is the most important factor in determining the state of a substance?...
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