Question 4 and 5

B. Density of Liquid 1. Obtain a sample of distilled water (any quantity of your choice) anddetermine its mass and volume. Record your data on table 3 in theexperimental report 2. Calculate the density of the water sample using equation 1 Substance     Density (g/mL)    Substance     Density (g/mL)Aluminum       2.7                     Lead                         11.3Brass                8.4                      Zinc                     7.1 Copper           8.9                           Cork                        0.26Tin                  7.3                   Silver                                           10.5Bone             1.80                  Rhodium                              12.4Iron             7.9                         Platinum                                     21.45   Density of Liquid Density can be determined in the laboratory by measuring the mass and volume ofa substance. To measure the density of a liquid, first measure the mass of a clean,dry beaker. Then add…

Suppose you are measuring the mass of a solid sample on a balance using a weigh boat. You record the data in a table.   Mass of weigh boat 3.451 g Mass of weigh boat and sample      7.268 g What is the mass of the solid sample (in g)?

Which is a property of a nonmetal? A. Poor conductor of electricity B. Solid at room temperature C. Shininess D. Good conductor of heat

I got two wrong but I'm not sure which two I got wrong

B. Density of Liquid 1. Obtain a sample of distilled water (any quantity of your choice) anddetermine its mass and volume. Record your data on table 3 in theexperimental report 2. Calculate the density of the water sample using equation 1. Substance  Density (g/mL) Substance  Density (g/mL) Aluminum 2.7 Lead  11.3 Brass 8.4 Zinc 7.1  Copper 8.9 Cork 0.26 Tin 7.3 Silver 10.5 Bone 1.80 Rhodium 12.4 Iron 7.9 Platinum 21.45

Burns: What is the difference between Dry & Liquid chemicals?

Suppose that you heated the hydrated copper (II) sulphate in a test tube, instead of a beaker. How might this affect your results? 4 MAY 19 ... MacBook Pro & * %23 $ 2 3 4 5 6 7 E Y U G H J K C V M MOSISO command option command レー

C. The lead(II) oxide was weighed before and after the additions. d. 19 18 17 16 9 before لسلا ii. What method is used to separate the mixture in stage 3? 15 iii. What term is used to describe the unreacted lead(II) oxide? 14 13 12 9 Use the balance diagrams to work out the mass of lead(II) oxide added to the dilute nitric acid. after i. How would the student know when all of the dilute nitric acid had reacted in stage 2? e. Describe the effect of heating the solution of lead(II) nitrate until it boils and then heating for a further ten minutes.

What is polarity and how is polarity related to how chromatography works?