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1. What if the food was cooked using steam instead of boiling water (liquid)? Explain.
2. What is the molarity of a salt solution in which 117 grams of salt (NaCl) is dissolved in water to give 5.00 L of solution? Show all work including units.
3. Sulfuric acid is supplied as a concentrated liquid. A bottle was assayed and found to have a density of 1.84 g/mL and a purity of 97.0%. The molecular weight of H2SO4 is 98.0 g/mol. What is the molarity of this solution?
What are the oxidation numbers of the central metal atom in the following coordination compounds: K3[Fe(CN)6], [Cr(NH3)4Br2]Br, [Ni(H20)6]Cl2, Na2[TaF7]
Graphite is the crystalline form of carbon used in lead pencils. How many moles of carbon are there in 305 mg of graphite? (b) Manganese (Mn) is a transition element essential for the growth of bones.
What is the final volume of a balloon that was initially 500.0 mL at 25 °C and was then heated to 50 °C
How many moles of a metal chloride (MCl2) will dissolve in 2.0 liters of 0.050 M NaCl solution. (Ksp for MCl2 = 1.24 x 1-^-10)
A reaction in which and react to form products is zero order in , one-half order in , and second order in .By what factor does the reaction rate change if is doubled
The excess is titrated with standard 0.101 M KSCN solution, requiring 2.38 mL to reach the red Fe(SCN)2+ endpoint. Calculate the concentration of chloride in the brine in g/L
Draw an oxygen consumption cruve for a suspension of isolated mitochondria when the following compounds are added in the indicated order. With the addition of each compound all of the previously added compounds remain present.
complete all the blank entries in the given table. then use the data to graph toscale the fixed variable average fixed
The empirical formula for the hydride of sulfur is H2S, and its central atom is sulfur. Based on this information, you would expect the empirical formula for the hydride of selenium
A 2.007 g sample of a hydrocarbon is combusted to give 1.389 g of H2O and 6.785 g of CO2. What is the empirical formula of the compound
considering the given equation as p4 s h2g --gt ph3g balance this chemical equation and determine how many grams
What is the half-life of a compound if 60. percent of a given sample of the compound decomposes in 54 min
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