Posts by sabrine

Total # Posts: 13

chemistry
The electronic configuration of manganese is: 1s22s22p63d54s2. a)What is the maximum oxidation state of manganese? b)Explain how the electronic configuration shows that Mn is a transition element

chemistry
Between magnesium carbonate and calcium carbonate, which one is more thermally stable? Explain your answer.

chemistry
Why lattice energy of lithium chloride is more exothermic than that of sodium chloride.

chemistry
Write balanced equations to show the thermal decomposition of calcium nitrate and sodium nitrate.

math (inequaultiy)
thankx

math (inequaultiy)
help plz

math (inequaultiy)
i still don't understand

math (inequaultiy)
8x+8<24 help plz i need answer

math
thank you

math
the whole qustion pls

math
i need help 88/8its sopposed to be a fraaction 88/8+24+(8-4)+6

6th Grade Math
88/8+24+(8-4)+6

Math
Suppose you toss a coin and roll a die. What is the probability of obtaining heads and a two?