Chemistry, 05.07.2019 05:00 josie311251
Complete combustion of 1.00g of unknown a results in 1.39 l of co2 (at stp) and 2.23g of h20. what is the most proobable empirical formula of unknown a?
Answers: 1
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In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above
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Chemistry, 23.06.2019 00:30
An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8
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Chemistry, 23.06.2019 00:30
What are the advantages of using the metric system? designed as a decimal system making conversions simpler more accurate system of measurement has prefixes that correspond to an amount to use with all base units used by the entire scientific community
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Which of the following observations indicates that an atom has neutrons? some uncharged particles are scattered by a beryllium atom when it hits a gold foil. some uncharged particles bounce back from a gold foil when it is bombarded with alpha particles. a radiation consisting of uncharged particles is emitted when alpha particles strike beryllium atoms. a radiation which attracts electrons is produced when a beryllium atom is bombarded with alpha particles.
Answers: 2
Complete combustion of 1.00g of unknown a results in 1.39 l of co2 (at stp) and 2.23g of h20. what i...
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