Exam (elaborations) CHEM 120 Unit 1 Connect Assignment

CHEM 120 Unit 1 Connect Assignment Question: Convert your weight in pounds into Kilograms(2 points) Now change your weight from kilograms to grams. Question: If a medicine has a dosage of 2000 ml, how many gallons of fluid is that? This is a 2 step problem. Question: Aluminum has a density of 2.7 g/cm3, how much space in cm3 would 100 grams of aluminum occupy? (2 points) Question: Give the charges, and names of the 3 subatomic particles. (1 point for each row: 3 points total). Question: 92 inches = _______ cm (2 points) Question: 16500mL = _______ gallon (2 points) Question: If the density of a metal bar is 3.47 g/mL and volume is 30 mL, calculate the mass of the metal bar in gram (kilo). (2 points) Question: Identify the following as physical or chemical properties. (3 points, 0.5 point each) Question: If an atom contains 18 protons and 20 neutrons, its atomic number is __________ and mass number is ___________. It has ____________ electrons. Show calculation where applicable. Identify the element and write its full name and chemical symbol. (2 points) Question: If an atom contains 2 protons and 5 neutrons, its atomic number is ____________ and mass number is _________. It has ___________ electrons. Show calculation where applicable. Identify the element and write its full name and chemical symbol. (2 points) Question: Complete the following table based on information given about the element Boron. (1 point each row, 4 points total).