Chemistry, 16.12.2021 16:50 FoxGirl1971
42. Ionic Bonds - Using a chemical diagram of your choice (ex. Electron dot diagram), for each of the following pair of elements: a) Show the transfer electrons, b) write the charge for each ion, and c) write the chemical formula for each.
Potassium + Iodine
Magnesium + Oxygen
Lithium + Nitrogen
43. Covalent Bonds - For the following Pair of atoms: 1) Draw the structure of each atom (showing the number of electrons), 2) Use a circle to indicate which electrons are being shared, and 3) Write the bond structure and chemical formula
Fluorine + Fluorine
3 Hydrogen + 1 Phosphorus
2 Hydrogen +1 Sulfur
Answers: 3
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If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million
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Modern weaponry has increased the number of deaths in wars and violent conflicts.
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The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
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What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots
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42. Ionic Bonds - Using a chemical diagram of your choice (ex. Electron dot diagram), for each of th...
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