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- 2 Fe + Oz →2 FeO 1. The numbers in red boxes are... A. subscripts B. coefficients C. reactants D. products 2. The chemicals in the purple box are... A. subscripts B. coefficients C. reactants D. productsThe Mercaptan content of household gas supplies is monitored continually to ensure that the gas has a sufficiently obnoxious odor to warn of dangerous leaks, what analytical method should be applied to ensure this feat? A. Gravimetric 2. B. Spectroscopic C. Volumetric D. Electroanalytical A branch of chemistry that deals on the analysis, techniques of instrumentation and data interpretation of experimental results. A. Physical Chemistry It is a chemical classification that can be used for general procedures that require stringent quality specifications and a purity of 295%. A. Laboratory grade 3. C. Analytical Chemistry B. Biochemistry D. Inorganic Chemistry 4. B. ACS grade C. Technical grade D. Special purpose 5. These are balances that have a maximum loading of 10 to 30 g with a precision of 60.01 mg A. semi-microanalytical B. Microanalytical C. Macrobalances D. Triple Beam BalanceI got two wrong but I'm not sure which two I got wrong
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