Oxygen constantly diffuses from air or water into an animal's bloodstream. for this to happen, the concentration of oxygen in the blood must be (1 point). a. -greater than the concentration of oxygen in the air or water.. b.-greater than the concentration of carbon dioxide in the air or water.. c.-lower than the concentration of oxygen in the air or water.. d.-lower than the concentration of carbon dioxide in the air or water.
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Chemistry, 22.06.2019 05:00
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 1
Chemistry, 22.06.2019 15:30
Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.
Answers: 2
Oxygen constantly diffuses from air or water into an animal's bloodstream. for this to happen, the c...
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