Chemistry, 17.10.2019 23:20, plshelpme53
How does the law of conservation of mass apply to this reaction: c2h4 + o2 β h2o + co2 ?
a. only the oxygen needs to be balanced. there are equal numbers of hydrogen and carbon.
b. the law of conservation of mass has already been applied. there is an equal number of each element on both sides of the equation.
c. each element needs to be balanced.
d. the equation needs to be balanced. there are fewer oxygen atoms in the equation than hydrogen or carbon.
Answers: 3
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Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
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Stage in which a starβs outer layers have started to cool and grow outward?
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How does the law of conservation of mass apply to this reaction: c2h4 + o2 β h2o + co2 ?
Mathematics, 19.11.2020 21:00
Mathematics, 19.11.2020 21:00