Chemistry, 24.06.2019 07:20 dalejacksoniip5yf4y
The isotope 21884po can decay by either α or β− emission. what is the energy release in each case? the mass of 21884po, 21482pb, 42he and 21885at is 218.008973 u, 213.999798 u, 4.002603 u and 218.008681 u, respectively.
Answers: 1
Chemistry, 21.06.2019 22:20
Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?
Answers: 2
Chemistry, 22.06.2019 05:30
Choose all the answers that apply. as ocean depth increases, temperature decreases temperature increases pressure increases pressure decreases salinity increases density increases
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How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?
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Chemistry, 22.06.2019 13:30
If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion
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The isotope 21884po can decay by either α or β− emission. what is the energy release in each case?...
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