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you need to prepare 100 ml of ph=3.50 buffer solution using 0.100 M formic acid and 0.200 M sodium formate. how much of each
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What will happen if 100g of NaCl is placed in 200mL of water at 70C
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A small box is held in place against a rough vertical wall by someone pushing on it with a force directed upward at 28∘ above
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2. 805 views
what was different about how alchemists and early chemists communicated their knowledge?
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2. 443 views

I took it using your answers I am pretty sure there all right but I missed a couple on purpose so I suggest everyone miss some so the teachers dont know😅🤣
b-w=2 b+w=3 (transpose) b=3-w (substitute) 3-w-w=2 (combine like terms) -2w=-1 (cancel -2) w= 1/2

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