Indicate if the following statements are TRUE (T) or FALSE (F): a. A 5% glucose solution can be made by dissolving 50 grams of glucose into one liter of water.
b. Mixing 25 grams NaCl with 100 grams of water will produce a 25% by weight solution.
c. Combustion reactions are endothermic D The products of an acid-base neutralization reaction are different acids and bases.
e. There is approximately 84.1% carbon in C8H18.
f. These ionic compounds are insoluble in water: Ba3(PO4)2, CuCO3 and Mn(OH)2.
g. One mole of Ca3(PO4)2 contains 6.022 x 1023 atoms of phosphorous.
h. One mole of Fe2O3 contains 55.85 grams of iron.
i. All compounds containing (SO4)2- are soluble in water.
j. Reaction between KI(aq) and NaCl(aq) forms a precipitate of NaI(s).
k. In this equation: Fe2O3 → Fe + CO2 the correct coefficients are 2, 2, 4, 3.
l. This is a combination reaction: CaCO3(s) + 133 kcal → CaO(s) + CO2(g)