HELP PLEASE

Question 1 (4 points) (4 points) A gold cylinder with a mass of 0.100 oz. If the radius of the cylinder was measured to be 1.05 mm. Calculate the length of the cylinder in (inches). The formula of the volume of the cylinder is ly = nlr2] where r is the radius and L is the length of the cylinder. A/ Question 2 (1 point) Saved (I points) Read the correct temperature with the correct number of significant figures. 40 39 38 37 36- 35 34 33 32 31 30 La 0 AM Question 3 (1 point) (1 points) Draw a graduated cylinder that can measure 11.562 mL of water. Make sure to specify the correct significant figures. (You can insert a jpeg image or a pdf file ) Paragraph BI UA bolo + Add a File Record Audio Record Video Question 4 (2 points) Perform the following calculations: *[(12 cm - 13 cm) x 1.6 cm] AJ b) 23.2 m2 -2.4 ft* 1.6 ft- DJ Question 6 (2 points) Perform the following calculation: c) 0.200 mm ..? A/ Question 7 (2 points) Perform the following calculation: d) 0.3650 lb/m? g A/ Question 8 (2 points) Perform the following calculation: c) 80. mile/hr km/min Converting ice to liquid is an example of ........... homogeneous mixture physical change chemical change pure compound Question 10 (1 point) The oxygen gas (O2) that we breath is an example of.............. pure element chemical change since it penetrate our body O pure compound homogeneous mixture A silver spoon tarnishes slowly in air in an example of ........ not enough information to tell heterogeneous mixture chemical change O physical change Question 12 (1 point) The conversion of a piece of wood to ashes is an example of ....... O physical change both chemical and physical change life change chemical change A pure olive oil is an example of ........ pure compound O heterogeneous mixture homogeneous mixture pure element Question 14 (1 point) (1 pts) A runner travels around the earth and covered 3,264,800 meters. Express this number in standard scientific notation to 3 significant figure, Question 15 (2 points) (2 pt) If you buy a 4.05 at container containing an unknown liquid with a density of 0.756 g/mL. Calculate the price of the container if each gram of this liquid cost $0.45