Answers: 2
Chemistry, 22.06.2019 14:00, cheyennemitchel238
Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *
Answers: 2
Chemistry, 22.06.2019 18:30, kate3887
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
Answers: 1
Chemistry, 23.06.2019 04:31, cassiuspricerules
What is the amount of energy for a photon that has a 125 cm wavelength
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Chemistry, 23.06.2019 10:30, cjtambasco
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 3.75 mol fe and 8.70 mol nio(oh) react?
Answers: 1
21. How many moles of NaNO, are used if 8.36 g of O, is produced?
a. 0.11 mol NaNO, b. 1.05 mol NaN...
Mathematics, 31.07.2019 03:30
Mathematics, 31.07.2019 03:30
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