Chemistry, 21.11.2020 20:20 lilday2444
Which of the following is the best example of erosion?
a Sediment piling up at the mouth of a river
b Plant roots growing through concrete and splitting it
c Waves carrying sand away from a beach
d A large rock splitting into pieces because of ice
Answers: 2
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How many liters of hydrogen gas will be produced at stp from the reaction of 7.179×10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2
Answers: 1
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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
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Using the periodic table, complete the table to describe each atom. type in your answers
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What will most likely happen when two bromine atoms bond together?
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Which of the following is the best example of erosion?
a Sediment piling up at the mouth of a river...
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