Question 1

which of the following is a possible ground-state electron configuration?

[xe] 6s24f145d106p2
[kr] 5s24d85p3
[xe] 6s25d106p4
[kr] 5s25d105p5

The reactions shown here can be combined to make the overall reaction c(s) + h2o(g) ⇌ co(g) + h2(g) by reversing some and/or dividing all the coefficients by a number. a. c(s) + o2(g) → co2(g) k=1.363×10^69 b. 2 h2(g) + o2(g) → 2 h2o(g) k=1.389×10^80 c. 2co(g) + o2 (g) → 2 co2(g) k=1.477×10^90

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule

The independent variable in an experiment will be the variable that you o a) change ob) hold constant ng c) observe for changes