Based on the picture seen below, identify: Title of art: Material/medium used to create this: Name of culture associated: Date/century: then analyze its historical importance, importance about the use of material to create this work, then describe a meaning of hierarch scaling and how it is used in this work.  

A solution is made by mixing 569 mL of water and 238 mL ethanol. What is the concentration of ethanol in units of volume/volume percent?

Which value (if any) in each pair corresponds to a slower reaction?

Phosphine, PH3, a reactive and poisonous compound, reacts with oxygen as follows:                    4PH3(g) + 8O2(g) → P4O10(s) + 6H2O(g)If you need to make 6.5 moles of P4O10 , how many moles of PH3 is required for the reaction?

A flask contains two compartments (A and B) with equal volumes of solution separated by a semipermeable membrane. Which diagram represents the final level of the liquids if A is initially a 10% (w/v) glucose solution and B is initially a 20% (w/v) glucose solution?

Which sample contains the largest number of molecules?

A sample of gas contains four gases with the following partial pressures: He (113 mm Hg), Ne (184 mm Hg), Ar (35 mm Hg), and Xe (445 mm Hg). What is the total pressure of the sample in mm Hg?

II. Fill in with UN, UNE, DES. Only use lower case letters. 25 POINTS   table acteur université faculté bureaux objet étudiante différences chanteuse actrices

III. Fill in with LE, LA, L’, LES. Only use lower case letters. 25 POINTS   instrument amie problèmes café actrice télé examen lycée sociologie littérature

I. Mettez les verbes entre parenthèses au passé composé. Faites attention à l’accord du participe passé. 10 POINTS ô  é  è  ê  à  â  ç  ï  î  ù  û  œ Le travail que tu (faire) a été difficile. La voisine que j’ (connaître) s’appelle Yasmine. Quels sont les livres que vous (lire) ? Les amis qu’elle (inviter) au restaurant sont venus en retard. La musique que vous (écouter) est de qualité.