Chemistry, 19.07.2019 22:50 alexis3567
When a student combed his dry hair for a long time, his hair began to stand up. which of these has most likely happened? a) the comb and hair have become charged with similar charges. b) the comb and hair have become charged with opposite charges. c) the comb has become charged, but the hair has remained neutral. d) the hair has become charged, but the comb has remained neutral.
Answers: 1
Chemistry, 22.06.2019 03:10
The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.
Answers: 1
Chemistry, 23.06.2019 00:00
Predict the relative bond lengths of the three carbon-oxygen bonds in the carbonate ion (co2−3). what would you expect the charge to be on each oxygen? match the words in the left column to the appropriate blanks in the sentences on the right. make certain each sentence is complete before submitting your answer.
Answers: 3
Chemistry, 23.06.2019 01:00
If i had 2 m naoh solution, what does the 2 m stand for? 2 molar, but 2 of a solute in 1
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Chemistry, 23.06.2019 03:00
What volume does 1.70 ×10–3 mol of chlorine gas occupy if its temperature is 20.2 °c and its pressure is 795 mm hg?
Answers: 3
When a student combed his dry hair for a long time, his hair began to stand up. which of these has m...
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