What was the initial concentration of zero-order reaction
A zero-order reaction has a constant rate of 2.90×10-4 M/rm s. If after 65.0 seconds the concentration has dropped to 9.00×10-2 M, what was the initial concentration?
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Calculate the molarity and mole fraction of a 1.43 m solution of acetone (CH3COCH3) dissolved in ethanol (C2H5OH). (Density of acetone = 0.788 g/cm3; density of ethanol = 0.789 g/cm3.) Assume that the final volume equals the sum of the volumes of
The volume of a gas bag was found to be 840 mL at a temperature of 25 degrees C and a pressure of 734 torr. What would be its volume at STP?
Potassium chlorate,decomposed when heated to produce potassium chloried and oxygen gas. If 2.50 grams od KCLO3 were heated in test tube, how many grams of oxygen gas should be given off?
How much limestone must be decomposed by heating to produce 150.0 grams of lime, CaO?assuming that the limestone contains 85.0% pure CaCO3.
Iron has a density of 7.874. g/cm3. What is the mass of a rectangular block of iron with dimensions of 3.000 cm by 4.000 cm by 5.000 cm?
If 56.0 g of mercury(II) oxide is heated and 26.0 % decomposes, what is the pressure of oxygen gas in a 621 mL container at 25oC?
A segment of urban four-lane (two lanes in each direction) has a 3% upgrade that is 455m long followed by a 305m 4% upgrade. It has 12ft lanes and 3ft shoulders.
Octane has a density of 0.692 grams per centimeter cubed at 20 degrees celcius . How many grams of oxygen molecules are required to burn 4.54 decimeter cubed of octane?
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In the article "Why It's Important to Think about Social Media Use as a Form of Dissociation, Rather than Addiction" written by Amanda Baughan
Based on the information presented, what is this client's working diagnosis? Please provide a brief description of your chosen disorder.
Lisa and Hilda are seeking counseling due to Lisa's sensitivity and personalization of Hilda's conversations. Hilda dislikes Lisa's alluding to her issues
This student working with teenagers with neurodiverse or autistic providing them with the structure in particular to the context of this discussion rules
Explain how learning networks played a role in your professional change experience; if they did not play a role,
Which of normative or coercive forces among stake-holders do you think are more likely to affect the decision to build the color lab and paint shop? Why?
A new psychological pattern has emerged and according to Lunderberg, et al (2018), and Young (2017) it is an uncontrollable need to be online.