Mathematics, 21.12.2019 04:31 blaze9691
1. compare the information provided by a molecule’s chemical formula to the information provided by its structural formula.
2. what is the major difference between the two-dimensional and three- dimensional models of propane and ethene? when might you choose to use a two-dimensional model rather than a three-dimensional model when representing one of the molecules?
3. use the internet to research how chemists know that an oxygen molecule has unpaired electrons. summarize the reason in at least 2-3 sentences.
Answers: 2
Mathematics, 21.06.2019 14:00, naiomireyes74p2aybs
A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?
Answers: 1
Mathematics, 21.06.2019 19:00, asmith219771
What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)
Answers: 2
Mathematics, 22.06.2019 00:10, nolof
Examine the paragraph proof. which theorem does it offer proof for? prove jnm – nmi according to the given information in the image. jk | hi while jnm and lnk are vertical angles. jnm and lnk are congruent by the vertical angles theorem. because lnk and nmi are corresponding angles, they are congruent according to the corresponding angles theorem. finally, jnm is congruent to nmi by the transitive property of equality alternate interior angles theorem gorresponding angle theorem vertical angle theorem o same side interior angles theorem
Answers: 2
1. compare the information provided by a molecule’s chemical formula to the information provided by...
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