Calcium carbide (CaC2) reacts with water to produce acetylene (C2H2) as shown in the reaction below:             CaC2 (s) + 2H2O (g) → Ca(OH)2 (s) + C2H2 (g)  How many grams of H2O are required to completely react with 82.4 g of CaC2? YOU MUST SHOW YOUR WORK FOR THIS PROBLEM

The correct answer (reported to the proper number of significant figures) to the following is _______.                                           6.3 × 3.25 = ________

Consider the following two reactions:              A → 2B    ΔH°rxn = 456.7 kJ/mol             A → C      ΔH°rxn = -22.1 kJ/mol  Determine the enthalpy change for the process: YOU MUST SHOW YOUR WORK FOR THIS PROBLEM             2B → C

A 210. Lb. person is required to take a medication at a dose of 5.00 mg per kg of body weight twice a day. How much medication would the person take in a 24-hour period? (Indicate the number in proper scientific notation with the appropriate number of significant figures.) YOU MUST SHOW YOUR WORK FOR THIS PROBLEM

Rationalize the following expression: 63{“version”:”1.1″,”math”:”63″}

How long does it take for a normal blood specimen, collected in a tube without any additives, to clot?

What does each letter of the NFPA code word that you answered in question 4 stand for?

All of the following are true of DNA except for:

_____________________ is an example of a type of cancer that is considered to be a genetic based cancer. 

Meiosis II is best described as