You are asked to make 10 moles of iron (Fe) from iron oxide (fe203) and excess carbon monoxide (CO).

Fe203 (s) + 3CO (g) - - 2Fe (I) + 3CO2 (g)

How many moles of iron oxide must you use?

5 moles

2 moles

10 moles

3 moles

Which type of bond is formed by the transfer of electrons from one atom to another?

A mixture in which different materials can be easily distinguished is called

Consider the reaction: 8H2S (g) + 4O2 (g) →8H2O (g) + S8 (g) Δ[H2S]/Δt = - 0.085 M/s. Δ[H2O]/Δt

Methane reacts with oxygen to produce carbon dioxide and water. What are the products? A. methane and water B. oxygen and carbon dioxide C. methane and oxygen D. carbon dioxide and water

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Which would exhibit characteristics of both a metal and a nonmetal? select one: a. si b. ge c. sb d. po e. all of the above exhibit characteristics of both a metal and a nonmetal?

In the synthesis reaction, the white powder produced is magnesium oxide (mgo, mm = 40.3 g/mol). how many moles of magnesium oxide were formed (number of moles = mass (g) / molar mass (g/mol)) ? choose the closest answer. a. 0.21 moles b. 0.

Which of the following is the most likeley example of an favorable mutation A. A mutation that makes a rabbit able run faster B. A mutation that changes the rabbit's fur to bright orange C. A mutation that changes the color of the rabbit's eyes D.

Which of these mole ratios is possible for this reaction? FeCl3 + 3NaOH → Fe (OH) 3 + 3NaCl 1:1 1:3 3:1 2:3

The chemical equation for reduction of phosphorite Ca3 (PO4) 2