How long is the wire
A copper wire (density = 8.96 g/cm3) has a diameter of 0.50 mm. If a sample of this copper wire has a mass of 48 g, how long is the wire?
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Calculate the molarity of 52.56 grams of Al2(SO4)3 in 1.80 L of solution.
Magnesium powder reacts with steam to form magnesium hydroxide and hydrogen gas. What is the pecentage yield of 10.1g Mg reacts with an excess of water abnd 21.0g Mg 9g (OH)2 is recovered?
An aqueous vinegar sample contains 4.4% acetic acid by mass and has a density of 1.006 g/mL. Calculate the amount of acetic acid in grams in 750 mL of this vinegar.
Write separate oxidation and reduction half reactions for the procedure used in the test for nitrate ions. 3 NO3-(aq) + 8 Al(s) + 5 OH-(aq) + 18 H2O(l)->.
An 18.0-g sample of magnesium is completely burned in the presence of air to form magnesium oxide. What is the mass of the magnesium oxide obtained?
when silver nitrate reacts with zinc chloride, silver chloride and zinc nitrate are formed. If you react 2.22 g of silver nitrate with 4.82g of zinc chloride, which substance is the limiting reagent?
When 2.45 g of an unknown weak acid HA with a molar mass of 85.0g /mol is dissolved in 250.0g of water, the freezing point of the resulting solution is -0.256 C. Find Ka of unknown weak acid.
A sample of gas is collected over water at a temperature of 35.0C when the barometric pressure reading is 763 torr. What is the partial pressure of the dry gas, given PH2O =42.2 torr?
How much heat is required to convert 27.0 grams of ethanol at 28 degrees celcius to the vapor phase at 78 degrees celcius?
When nitrogen gas reacts with hydrogen gas, ammonia gas is formed. How many grams of hydrogen gas are required to react completely with 3.5 L of nitrogen at STP?
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Problem: What is "YOU" language?" (200 words)
What did you think about while participating in the Creating Effective Business Messages Video(s) as it relates to your personal or work-related experience(s)?
analyze how Bob is dealing with identity and difference in the workplace, using information from our readings to support your point.
Also, in your response describe specific communication behaviors that can be used to demonstrate supportiveness.
Part of this decline has to do with changes in customer behavior as well as smaller customer budgets. Some of the revenue loss stems from the pandemic.
hare your perception and how it may vary from another's perception in chapter 4 and include any emotions that were present by you
Describe what is a Control Compelling Character in journalism (CCC). Give an example of a Control Compelling Character