how would we write the symbol for a sodium (na) ion with a charge of +2?
a) na+2
...
Mathematics, 05.10.2019 03:00 diablo871
how would we write the symbol for a sodium (na) ion with a charge of +2?
a) na+2
b) na+2
c)+2na
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 19:30
Hi, can anyone show me how to do this problem? 100 points for this. in advance
Answers: 2
Mathematics, 21.06.2019 20:00
15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form
Answers: 1
Mathematics, 21.06.2019 20:30
Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters
Answers: 1
Mathematics, 21.06.2019 21:40
Write the contrapositive of the conditional statement. determine whether the contrapositive is true or false. if it is false, find a counterexample. a converse statement is formed by exchanging the hypothesis and conclusion of the conditional. a) a non-converse statement is not formed by exchanging the hypothesis and conclusion of the conditional. true b) a statement not formed by exchanging the hypothesis and conclusion of the conditional is a converse statement. false; an inverse statement is not formed by exchanging the hypothesis and conclusion of the conditional. c) a non-converse statement is formed by exchanging the hypothesis and conclusion of the conditional. false; an inverse statement is formed by negating both the hypothesis and conclusion of the conditional. d) a statement not formed by exchanging the hypothesis and conclusion of the conditional is not a converse statement. true
Answers: 1
You know the right answer?
Questions
Mathematics, 11.03.2021 02:00
Mathematics, 11.03.2021 02:00
Mathematics, 11.03.2021 02:00
Mathematics, 11.03.2021 02:00
Chemistry, 11.03.2021 02:00
