Biology, 16.10.2020 20:01, mikeysoulemison
Element R and Element Q have the same number of valence electrons. These elements both have similar chemical behavior, but Element R has fewer energy levels than Element Q.
Which statement best describes the positions of the two elements in the periodic table?
F. The two elements are in the same period, with Element R the first element in the period and Element Q the last element.
G. The two elements are side by side in the same period, with Element Q to the left of Element R.
H. The two elements are in the same group, with Element R just above Element Q.
J. The two elements are in the same group, with Element Q at the top of the group and Element R at the bottom.
Answers: 1
Biology, 22.06.2019 00:00, jazlynreyes
Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.
Answers: 1
Biology, 22.06.2019 02:30, dimpleschris101
Suppose you have monohybrid pea plants in your garden and find that they produce round seed to wrinkled seeds in the ratio of 3: 1. if the allele are designated (r & r) receptively. what is the probable genotypes of the round seeds which produced f 1 ? rr & rr rr only rr & rr rr only rr only
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Biology, 22.06.2019 07:50, Amholloway13
Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers
Answers: 3
Element R and Element Q have the same number of valence electrons. These elements both have similar...
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