You add 5.4 g iron to 21.80 mL of water and observe that the volume of iron and water together is 22.49 mL. Calcula...
Part B You add 6.8 g of iron to 29 60 mL of water and observe that the volume of iron and water together is 30.46 mL Calculate the density of iron Express your answer to two significant figures with the appropriate units. View Available Hint(s) Valu Units Submit
You add 4.8 g iron to 21.30 mL of water and observe that the volume of iron and water together is 21.91 mL . Calculate the density of iron. I need the value and units.
You add 8.0 g of iron to 22.10 mL of water and observe that the volume of iron and water together is 23.12 mL . Calculate the density of iron.
You add 6.1 g of iron to 23.60 mL of water and observe that the volume of iron and water together is 24.38 mL . Calculate the density of iron.
You add 4.3 grams of lead to 22.71 mL of water and observe that the volume of lead and water together is 23.09 mL, Calculate the density of the lead. Express your answer to three significant figures.
Part A The density of iron is 7.87 g/mL. What is the mass of a 2.00 cm x 4.00 cm x 1.00 cm block of iron? Express your answer to three significant figures and include the appropriate units. View Available Hint(s) alue Units mass = Submit
Part A A volume of 115 mL of H2O is initially at room temperature (22.00 °C). A chilled steel rod at 2.00 °C is placed in the water. If the final temperature of the system is 21.10 °C, what is the mass of the steel bar? Use the following values: specific heat of water = 4.18 J/(g. °C) specific heat of steel = 0.452 J/(g. °C) Express your answer to three significant figures and include the appropriate units. View Available...
Part C Iron has a density of 7.86 g/cm (1 cm = 1 mL). Calculate the volume (in dL) of a piece of iron having a mass of 4.25 kg . Note that the density is provided in different units of volume and mass than the desired units of volume (dL) and the given units of mass (kg). You will need to express the density in kg/dL (1 cm = 1 mL) before calculating the volume for the piece of...
A volume of 80.0 mL of a 0.790 M HNO Calculate the volume of KOH required to reach the equlvalence point. solution is titrated with 0.650 M KOH Express your answer to three significant figures and include the appropriate units. View Available Hint(s) Value Units
Part B Calculate the mass of water produced when 8.32 g of butane reacts with excess oxygen. Express your answer to three significant figures and include the appropriate units. View Available Hint(s) Value Units Submit Part C Calculate the mass of butane needed to produce 73.4 g of carbon dioxide. Express your answer to three significant figures and include the appropriate units. View Available Hint(s) Value Units