Chemistry, 06.05.2021 03:40 arulanreddy3754
___Al2(Cr2O7)3 + ___(NH4)3PO4 --> ___AlPO4 + ___(NH4)2Cr2O7
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When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?
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Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next
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The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?
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Chemistry, 22.06.2019 10:30
Asample of air with a volume of 2.20m3 at a pressure of 105 kpa and a temperature of 30c is cooled to 10c and the pressure is reduced to 75.0 kpa. what is the new volume? 6.9 1.34 2.56 43.0 2.88
Answers: 1
___Al2(Cr2O7)3 + ___(NH4)3PO4 --> ___AlPO4 + ___(NH4)2Cr2O7...
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