Chemistry, 20.12.2019 01:31 dean111375
Problem page cobalt(ii) chloride forms several hydrates with the general formula , where is an integer. if the hydrate is heated, the water can be driven off, leaving pure behind. suppose a sample of a certain hydrate is heated until all the water is removed, and it's found that the mass of the sample decreases by . which hydrate is it? that is, what is ?
Answers: 1
Chemistry, 21.06.2019 17:30
Which uses electromagnetic radiation to discover the properties and composition of bodies in space? space probe space station space shuttle space observatory
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Chemistry, 21.06.2019 18:10
Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o
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Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
Chemistry, 22.06.2019 19:00
Suppose that a certain fortunate person has a net worth of $71.0 billion ($7.10×1010). if her stock has a good year and gains $3.20 billion (3.20×109) in value, what is her new net worth?
Answers: 3
Problem page cobalt(ii) chloride forms several hydrates with the general formula , where is an integ...
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