Chem120 assignment - Study guides, Class notes & Summaries

CHEM 120 / CHEM120 Week 6 Assignment GRADED A+ / CHEM 120 / CHEM120 Week 6 Assignment GRADED A+

For the two problems given below, show ALL work and always write appropriate units at all times 1. You have samples of 3 different dandelion poisons. They cost $10 a gallon, $20 a gallon and $30 a gallon respectively. You would like to determine which one is the most effective. State your hypothesis, design an experiment, and state a result that would support your hypothesis. (1 point) 2. If a medicine has a dosage of 20 ml, how many doses are in a 4 gallon bottle? (1 point) 3. If you have ...

1. For the below, give the name of the functional group and the IUPAC name of the molecule: (0.5 point each, 5 points total) 2. Give the condensed structural formula for each of the molecules below: (0.5 point each, 5 points total) 3. Give an application for each of the following organic chemicals. (0.5 points each, 2 points total) 4. In a specific redox reaction, a species gains an electron. What redox terminology would apply to this species? (0.5 points for each term, 1 point total) 5. Det...

Solve these ideal gas law problems. Show all work for credit. 1. A gas occupies 250 mL at 739 mmHg. For a gas at constant temperature, determine the volume of gas at 514 mmHg. (1.5 points) 2. Use the molar volume of a gas, at STP, to determine the number of moles of CO2 in 4.00 L of CO2 gas. (1.5 points) 3. A sample of nitrogen (N2) has a volume of 50.0 L at a pressure of 2 ATM. What is the volume of gas at a pressure of 15 atm, if there is no change in temperature? (1.5 points) 4. A 0.6 L...

CHEM 120 Week 8 Assignment; Group Project - Stoichiometry & Dosage Calculation (CO 4)

1. Balance these chemical reactions: (2 point each, 8 points total) 2. Calculate the formula mass of Al2(SO4)3. (2 points) 3. Calculate the mass of 2.5 moles of NaOH. (1 points) 4. For the balanced chemical equation: Answer the following questions: a. If you produce 7 mols of KBr, how many mols of MgBr2 did you need? (1 point) b. If I have 2 moles of MgBr2, how much KBr can I make in moles? (2 points) 5. You are making 100 ml of a 2 M solution of HCl. How many ml of a 4 M HCl solution will y...

CHEM 120 Week 5 Assignment; Topic Approval

CHEM 120 Week 8 Assignment; Group Project - Chemistry of Nutritio

CHEM 120 Week 5 Assignment; Topic Approval

CHEM 120 Week 1 Assignment; Remediation Dropbox