Author: Anonymous

The PRODUCTS of a reaction are ammonium and chloride. The reactant acid is [reactacid]. A new substance, Compound X, is placed in water to make an approximately 1 M solution. The pH changes from 7.0 to 7.3. Compound X is a [X]. The products of a neutralization reaction are always [A] and/or [B].

2.4 moles are completed in a calorimeter. The mass of the calorimeter, including the reaction, is 1,275 g, its heat capacity is 4.18 J/(g*K), and the calorimeter’s temperature increased by 4.7 oC. What is the enthalpy of reaction? Answer in kJ/mol. Do not type units. Do not use scientific notation.

An old style incandescent light blub is used to warm eggs in an incubator.  The internal energy of the light source [bulb] while the internal energy of the egg [egg].

6.0 g H2 is reacted with 41 g N2 via the reaction 3H2 + N2 –> 2NH3. What is the limiting reactant?

Is the number evenly divisible by 3?

Convert the base-10 number 21 into base-4. Do NOT include the subscript 4 in your answer. Just write the digits for the base-4 number.

A national survey was given to 55,200 adults. 13% of those surveyed stated that they are opposed to voting in local elections by casting a ballot online. How many of the 55,200 surveyed is this?

¿Qué va a hacer Diego Martínez?

Fill in the blank with the imperfect form of the verb. Accents:  To type accent marks and question/exclamation points, just copy  from here using ctrl + C and paste using ctrl + V.    á    é    í    ó    ú    ñ   ¿    ¡    É Sofía y Alejandro_____________ eran alérgicos a las almendras (almonds) cuando eran pequeños.

Rewrite the sentences to include indirect objects pronouns.   El vendedor muestra el traje de baño. ( to you, familiar, singular).