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The reticular fibers in lymph nodes trap pathogens circulating in blood. The blood flow will decrease when the resistance increases. Copying/sharing/reproducing in any manner is prohibited. (c) Dr. Shahnaz Kanani

Which bonds hold H and L chains of an antibody together? Which parts of an antibody bind to the antigen? Copying/sharing/reproducing in any manner is prohibited. (c) Dr. Shahnaz Kanani

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

Given the balanced equation: NaOH  +  HCl  –>  NaCl  +  H2O What is the total number of grams of water produced when 116 grams of the product, NaCl, is formed?

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 following reaction: Ca  +  2 H2O  –>  Ca(OH)2  +  H2 How many moles of water are needed to react completely with 2.0 moles of Ca?

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 reaction: Mg  +  2 HCl  –>  MgCl2  +  H2 What is the total number of grams of Mg consumed when 0.50 moles of H2 is produced?

For this question, you will show the camera your cell phone to indicate that it is OFF (not just on Silent).  You will then place your cell phone at least 5 feet away from you. Now conduct a room scan and be sure to show that your phone is where you put it.   Once completed, enter “Done”

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.