To the proper number of significant figures, calculate:
6.5 g ÷ 32.13 g/mol
To the proper number of significant figures, calculate: 6.5 g ÷ 32.13 g/mol
Calculate with correct number of significant figures: 534.71x321.83x0.0019 7.529x10- Calculate with correct number of significant figures: 685.90 + 152.1 -0.125 I
Perform the calculation and report the answer using the proper number of significant figures. Make sure the answer is rounded correctly. 1.012×10−3 J/(0.014456 g) (298.3682−298.3567)K
Express the result of the following calculation to the proper number of significant figures: (50.19) - (796x 10-4) = 50.110 50. 50.11
Calculate the volume of 88 g of a solid with a density of 6.5 g/mL. Include the correct unit for your answer and report your answer to the correct number of significant figures.
Express the result of the following calculation, to the proper number of significant figures: 51.314 11.3-7966. x 103-
Convert the following to scientific notation, showing the proper number of significant figures. All values are measured. 500.00
Calculate the pH of the following solution: [H3O+] = 3.5x10–8 M. with proper significant figures
proper number of significant figures? 7. reacted with 100.0 mL of 0.333 M HCL The A 1.522 g sample of impure calcium carbonate was reac mpleted required 35.50 ml of 0.300 M NaOH to excess HCL remaining after the reaction was completed regu calcium carbonate? (Molar mass of calcium reach the end point. What is the wt% purity of the calcium carbona carbonate is 100.086 g/mole)
correct answer with significant figures
QUESTION 19 The correct answer (reported to the proper number of significant figures) to the following is 12.75 x 1.3621 = 17.40 17.0 17.4 17.367 17.37 QUESTION 20 Il Proctorio is sharing your screen electrons, There are neutrons in an atom of 54 Xe. protons, and 70 79.54
Be sure to answer all parts. Report your answer with the proper number of significant figures. Magnesium is used in lightweight alloys for airplane bodies and other structures. The metal is obtained from seawater in a process that includes precipitation, neutralization, evaporation, and electrolysis. How many kilograms of magnesium can be obtained from 7.00 km3 of seawater if the initial Mg2+concentration is 0.15% by mass? (d of seawater = 1.04 g/mL) I got 1.06 x 10^14 not right