(i need this answered quickly! i will give brainliest and extra points to the first correct answer! )

which coefficient before cesium (cs) balances this chemical equation?
gaf3 + __cs 3csf + ga
a. 1
b. 2
c. 3
d. 4

The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a. an ionic bond is formed between the oxygen and carbon atoms. b. four valence electrons are shared. c. two valence electrons are shared. d. valence electrons are shared between oxygen atoms.

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.

What tool do geneticists use to predict the outcome of genetic crosses? a. karyotype b. punnett square c. centrifuge