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1. A hypothetical pure element
A hypothetical pure element consists entirely of two isotopes. The natural percent abun- dance of theisotopewithmass 25.4 uis
1 answer
asked by
chanel
738 views
A hypothetical pure element consists entirely of two isotopes. The natural percent abun- dance of the isotope with mass 25.6 u
1 answer
asked by
brooke
488 views
1. A hypothetical pure element consists entirely of two isotopes. The natural percent abundance of the isotope with mass 25.5 u
3 answers
asked by
Melissa
1,971 views
A hypothetical pure element consists entirely of two isotopes. The natural percent abundance of the isotope with mass 25.5 u is
1 answer
asked by
Amanda
868 views
Which of the following statements best describes a compound?
a. A compound is a pure element b. A compound is less common than a
1 answer
27 views
Which of the following statements about elements is false?
A. An element is a pure substance. B. An element is made up of
3 answers
asked by
ella
1,494 views
Which statements describe an element? Check all that apply. An element is a pure substance. An element is made of only one type
20 answers
174 views
Which list only includes terms that describe water?(1 point)Responsescompound, element, moleculecompound, element,
1 answer
18 views
Sugar is made of carbon, hydrogen, and oxygen atoms. Which statement below best describes sugar?(1 point)
Responses An element
1 answer
asked by
not.bta.eli
194 views
Sugar is made of carbon, hydrogen, and oxygen atoms. Which statement below best describes sugar?(1 point)
Responses An element
1 answer
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ANSWER CORRECTLY
72 views