Determine the empirical formula of greenockite
The mineral greenockite is a rare yellow sulfide of cadmium that is 78.0% cadmium and 22.0% sulfur by mass. Determine the empirical formula of greenockite.
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How many atoms are there in this element. 45.36 g of Na? Enter your answer as #.##e## (for example: 6.02e23) molecules.
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What is the partial pressure of hydrogen gas in a mixture of hydrogen and helium if the total pressure is 588 mm Hg and the partial pressure of helium is 445 mm Hg?
What is the spin notation for Plutonium?
A gaseous mixture of rm O_2 and rm N_2 contains 31.8 % nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 745 mmHg?
What are the pH values if you take into account that the 8.00 mL of 0.10 M Acid was first diluted with 100 mL of water (like it will be in the experiment you perform in lab)? mL NaOH pH wHCl pH wHC2H3O2
An unknown gas composed of a diatomic molecule effuses at a rate that is only 0.355 times as fast as that of oxygen gas at the same temperature. Identify the diatomic molecular and support your answer by determining the molecular mass of the diato
King’s Mfg. Inc. has 12,000 bonds outstanding that have a 6% coupon rate. The bonds are selling at 98% of face value, pay interest semi-annually, and mature in 28 years. There are 400,000 shares of 9% $100 preferred stock outstanding with a
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