I need help with the first problem
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Chemistry, 22.06.2019 02:00, hemolelekeakua
The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?
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Chemistry, 22.06.2019 23:30, billybob8514
To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.
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Chemistry, 23.06.2019 02:00, hayleebeals50
To calculate the molarity of a solution, you need to know the moles of solute and the
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Chemistry, 23.06.2019 04:31, woodfordmaliky
One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus
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