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Which statement describes how chemical formulas, such as H2O, represent compounds?They show the types of molecules that make up
1. 1 answer
2. 34 views
Which of these groups of elements show the least electronegativity?A. inner-transition elements B. halogens (7A) C. alkali
1. 1 answer
2. 43 views
Since elements have several lines in a spectrum, a spectrum graph can showseveral inverted peaks for the same element. Also,
1. 1 answer
2. asked by amongsus
3. 845 views
Since elements have several lines in a spectrum, a spectrum graph can show several inverted peaks for the same element. Also,
1. 1 answer
2. 36 views
Which statement best explains why the elements in Group 18 do not have electronegativity values?A. The elements have only one
1. 1 answer
2. 49 views
Find the number of elements in A1∪A2∪A3, supposing that there are103 elements in A1, 992 elements in A2, 10011 elements in
1. 4 answers
2. asked by Connor
3. 1,917 views
Which statement best explains why the elements in Group 18 do not have electronegativity values?(1 point) The elements do not
1. 1 answer
2. 57 views
Carbon, hydrogen, oxygen, and nitrogen are the four most common elements in living things. Which statement BEST describes the
1. 1 answer
2. asked by zy
3. 215 views
Carbon, hydrogen, oxygen, and nitrogen are the four most common elements in living things. Which statement BEST describes the
1. 1 answer
2. 175 views
Aluminum, sulfur, and chlorine are elements found on the periodic table. Tests involving these three elements would show that
1. 1 answer
2. asked by Anonymous
3. 335 views