the answer is B. 2
because there is 2 iron on the right side so you need another two on the left side to balance it out
Answer:
Both are physical properties. Both are chemical properties.
Explanation:
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~Zero~
Answer: 4.48L of CH4 at STP is equal to 1.2×10^23 molecules
Explanation:
The molecular formula for sodium chloride is NaCl. The sum of their atomic weights is (22.99 grams/mole + 35.45 grams/mole) = 58.44 grams/mole
take (17.0 grams)/(58.44 grams/mole), which equals 0.291 moles of NaCl.
