How many grams of H2O will be produced when 0.0155 moles of hydrogen gas react completely with iron(III) oxide?

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?

Building glycogen from glucose molecules is an example of

In france, grapes are 1.95 euros per kilogram. what is the cost of grapes, in dollars per pound, if the exchange rate is 1.14 dollars/euro? (2.6)