Fe2O3  +  3 CO  –>  2 Fe  +  3 CO2 Determine the percent yield of carbon dioxide if 20.0 grams of carbon monoxide reacts with iron(III) oxide and 30.0 grams of carbon dioxide was produced?

Given the reaction: ___ Na  +  ___ H2O  –>  ___ NaOH  +  ___ H2 What is the total number of moles of hydrogen gas (H2) produced when 5.0 moles of sodium reacts completely with water?

Given the reaction: 4 Al  +  3 O2  –>  2 Al2O3 What is the total number of moles of aluminum oxide that can be formed when 54 grams of aluminum reacts completely with oxygen gas?

6 CO2  +  6 H2O  –>  C6H12O6  +  6 O2 The average human requires 120 grams of glucose (C6H12O6) per day.  How many moles of water are required for this amount of glucose?

Given the reaction: C3H8  +  5 O2  –>  3 CO2  +  4 H2O What is the total number of moles of O2 required to produce 1.5 moles of CO2?

Given the unbalanced reaction: H2  +  O2  –>  H2O The total number of grams of oxygen gas (02) need to produce 54 grams of water is:

For this question, . Now conduct a room scan and be sure to include that you show that your phone is where you put it.

EXTRA CREDITTranslate these two sentences in French.   1, We do not have five blue chairs in the class. [rep1] 2. John and Isabelle are hungry today. [rep2]

Write a small essay in French on your usual week at the university, Begin on Monday and continue until Saturday. (Write six sentences using different verbs.) 1. [r1] 2. [r2] 3. [r3] 4. [r4] 5. [r5] 6. [r6]    

4   En classe. Complete each sentence with the correct form of the verb according to the subject. (10 x 2 pt. each = 20 pts.)   1.     Écoute! Le cours de biologie _______[rep1]________ (commencer). 2.     Ce matin, on _______[rep2]______ (passer) un examen de géographie. 3.     Benjamin ________[rep3]________ (préparer) ses (his) devoirs pour ce soir. 4.     Vous ________[rep4]________ (assister) le prof en chimie. 5.     En maths, Cécilia et moi, nous _______[rep5]________ (partager) une calculatrice. 6.     Le prof d’anglais ________[rep6]________ (expliquer) une leçon difficile. 7.     Tu _______[rep7]_______ (trouver) la solution d’un problème de physique. 8.     Vous n’ ______[rep8]______ (être) pas en retard. 9.     Jean-Noël et Éric _____[rep9]________ (dessiner) dans leur (in their) cahier. 10.     Les étudiants _____[rep10]__________ (avoir) chaud vers midi.