Chapter 1 summary of “berto y sus buenos amigos”

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Write the indefinite article ( un, una, unos, unas ) for each word. if both masculine and feminine articles are possible, write both. 1. autobús 2. foto (fotografía) 3. turistas 4. números

Astudent requires 2.00 l of 0.100 m nh4no3 from a 1.75 m nh4no3 stock solution. what is the correct way to get thesolution? use m; v; = m. ve1o measure 114 ml of the 1.75 m solution, and dilute it to 1.00 l. measure 114 ml of the 1.75 m solution, and dilute it to 2.00 l. measure 8.75 ml of the 1.75 m solution, and dilute it to 2.00 l. o measure 8.75 ml of the 0.100 m solution, and dilute it to 2.00 l.