Which of the following statements are true? i. the electrons in each molecule tend to be attracted to the most electronegative element. ii. each molecular drawing follows the localized electron model. iii. both hf and co2 are linear molecules and therefore nonpolar. iv. the bond angles of nh3 are slightly less than 109.5o because the lone pair compresses the angles between the bonding pairs.
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Chemistry, 21.06.2019 15:50
The density of glycerin is 1.26grams/centimeter cubed . how many is this? use the conversion rates of and . express your answer to the correct number of significant figures.
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In an oxidation-reduction reaction, oxidation is what happens when a reactant
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1. combine iron and copper (ii) sulfate solution. (hint: iron will form the iron (iii) ion) fe + cuso4 → 2. combine lead (ii) nitrate and potassium iodide solutions. pb(no3)2+ kl → 3. combine magnesium metal and hydrochloric acid solution. mg + hcl → 4. electrolysis (splitting) of water. h2o → 5. burning magnesium. mg + o2 →
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Chemistry, 22.06.2019 00:00
1) this is the structure in the cell nucleus that houses a cell's genetic information
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Which of the following statements are true? i. the electrons in each molecule tend to be attracted...
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