WebJun 6, 2024 · 96.5g Use the formula for density but rearrange the formula to solve for mass: d=m/v where d is the density in g/(cm^3), m is the mass in g, and v is the volume in cm^3: Given the information we can write a formula like so: 21.5=m/4.49 We are trying to find the mass so we can rewrite the equation such that we solve for m: 4.49*21.5=m/cancel(4. ... WebThe density of platinum (Pt) is 21.4 g/mL and the cell volume is 6.04 10 −23 mL. Determine the number of atoms in the unit cell. Determine the number of atoms in the …
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WebThe density of pure platinum is 21.45 g/cm 3, the mass per given volume. However, platinum is often found with small quantities of other platinum family metals in deposits in Columbia, Ontario, the Ural Mountains, and in certain western US states. WebThe symbol for Plutonium is Pu and its density g/cm 3 is 19.7. Polonium The symbol for Polonium is Po and its density g/cm 3 is 9.20. Potassium The symbol for Potassium is K and its density g/cm 3 is 0.89. … dong\u0027s china buffet mooresville
Density of Platinum ore in 285 units of density - Aqua-Calc
WebThe density of ethyl alcohol is 0.789 g/mL. Solution: d = g / mL g = (d) (mL) g = (0.789 g/mL) (200.0 mL) = 158 g Note that the unit of mL cancels out. Example #4:A rectangular block of copper metal weighs 1896 g. The dimensions of the block are 8.4 cm by 5.5 cm by 4.6 cm. From this data, what is the density of copper? Solution: WebThe density of platinum is 21.45 g/cm' and the density of deuterium oxide is 1.11 g/mL. Show transcribed image text Expert Answer Transcribed image text: A cubic piece of platinum metal (specific heat capacity = 0.1256 /°C. g) at 200.0°C is dropped into 1.00 L of deuterium oxide ('heavy water,' specific heat capacity = 4.211 Jl°C.g) at 25.5°C. WebMay 6, 2024 · Density is a measure of the amount of mass contained in a unit of volume. The general trend is that most gases are less dense than liquids, which are in turn less dense than solids, but there are numerous … city of columbus department of public safety