Chemistry, 20.07.2019 02:00 Knownothing
Formaldehyde (h2co) reacts with oxygen to form co2 and h2o. how many moles of co2 will be produced from reacting 2 moles of h2co with oxygen?
Answers: 1
Chemistry, 21.06.2019 17:10
Abullet found at a crime scene may be used as evidence in a trial if the percentage of metals match to the composition of metals in a bullet from the suspect's ammunition. a forensic scientist's analysis of the bullet shows that it contains 11.9 g of lead, 0.5 g of tin, and 0.8 b of antimony. what is the percentage of lead metal in the bullet? express your answers to the one's place.
Answers: 2
Chemistry, 21.06.2019 20:40
Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o
Answers: 1
Chemistry, 22.06.2019 12:00
Which statement best explains the relationship between an area is geography and the temperature of its surface water
Answers: 1
Formaldehyde (h2co) reacts with oxygen to form co2 and h2o. how many moles of co2 will be produced f...
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