Which choice best describes the degree of uncertainty in the measurement 16.30 g? O The uncertainty cannot be determined without additional information. The quantity is exact. +1.00 g +0.01 g ±0.10 g

Q: It has been estimated that 8.0 × 104 tons of gold (Au)have been mined. Assume gold costs $1350 per…

A: Given that : Mass of gold = 8.0×104 tons Cost of gold = $1350 per troy ounce Worth of gold =? (1…

Q: What is the smallest mass that we can measure on an analytical balance that has a tolerance of ±0.1…

A: Tolerance of analytical balance = Relative error = 0.1 %An analytical balance is a device that is…

Q: The mass of magnesium used in this experiment is critical to determining the moles of hydrogen gas…

A: The reaction considered is the formation of H2 gas by the reaction of Mg with HCl. The balanced…

Q: It was determined that the average CHEM110 student extracts 1.42 of starch from every 100 g of…

A:

Q: A chemist prepares a solution of mercury (1) chloride (Hg₂Cl₂) by measuring out 0.0000582 μmol of…

A: The formula of concentration of solution is => concentration of solution = moles / volume

Q: A cubic piece of metalmeasures 5.00 cm on each edge. If the metal is nickel, whosedensity is 8.90…

A: The given data contains, volume =5 cm Density =8.90 g/cm3

Q: How many significant figures would this calculation have if it were completed: (9.04 - 8.23 + 21.954…

A: The number of significant figures after the calculations has to be determined. It can be determined…

Q: I Review Constants Periodic Table Suppose that you want to find the equation for a line that passes…

A: In the first part we have given two points (0,3) and (4,9) through which the line passes and we have…

Q: Using your measured density (8.81g/cm3), and the knowledge that %Zn + %Sn = 5.00%, calculate the %Sn…

A:

Q: Suppose you are trying to find the volume of a box based on the given measurements for the length,…

A: Length of the box,l  = 2.20 in Width of the box, b= 3.91 in Height of the box , h = 10.4 in + 1 in…

Q: The world population is estimated to be 7.4 x 109. Nauru is the smallest island nation and comprises…

A: Estimated world population = 7.4 x 109