It has been estimated that 8.0 tons of gold have been mined. assume that gold costs $1700 per ounce. what is the total worth of this quantity of gold?

Which locations contain carbon? seafloor sediment atmosphere living organisms rocks soil

When heating the copper in the final step, the bright copper color changes to a dull brown. Will the percent recovery be too high, too low, or unaffected?

Where were the best viking swords manufactured? a China b Europe c India d Netherlands

How many bonds can each of the elements below form with neighboring atoms in a compound? CHON BOSCH

What is the purpose of the cobalt blue glass?

Eq-43 which type of fire extinguisher should be onboard a vessel with a permanently installed fuel tank

5. Identify a suitable method that would be used to separate mixture of the follow [b]Water and ethanol c]Table salt dissolved in water d] iodine and potassium Pul the table below

How much energy is needed to convert 57.3 grams of ice at 0.00°c to water at 75.0°c? specific heat (ice) = 2.10 j/g°c specific heat (water) = 4.18 j/g°c heat of fusion = 333 j/g heat of vaporization = 2258 j/g?

A certain first-order reaction (A→productsA→products) has a rate constant of 9.90*10-3 s-1s-1 at 45 ∘C∘C. How many minutes does it take for the concentration of the reactant, [A][A], to drop to 6.

Assign the oxidation number for (NH4) 3PO4