Fire-crackers generate a sound level
When two fire-crackers generate a sound level of 95 dB if fired simultaneously at a certain place, then what will be the sound level when only one is exploded?
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Determine the delta E for this reaction? Suppose the reaction goes to completion. If 3 moles of H2 react with 3 moles of Cl2 to form HCl, determine the work done (in joules) against a pressure of 1.0 atm at the 25 degree C.
A gas-filled balloon having a volume of 3.00 L at 1.2 atm and 25°C is allowed to rise to the stratosphere, where the pressure and temperature are 3.00 x10-3 atm, -23°C respectively. Determine the final volume of the balloo
An aqueous stock solution ("S") which is having 8.657 mg of gallium (Ga) per mL of solution is diluted in the following manner. A 3.00 mL aliquot of this solution is added to a 150.00 mL volumetric flask.
Assume that quality control at an aspirin manufacturing plant fell down on the job and left some aspirin tablets to be sold that contained salicylic acid, explain what might happen to persons who ingested these tablets as a result? Discuss
The half-life of H2O2 at 298 K was found to be 0.41 s, while that at 1000 K was 0.07 s. estimates the Arrhenius activation energy
A seismographic station obtains S and P waves from an earthquake, separated in time by 15.8 second. Suppose that the waves have traveled over the similar path at speeds of 4.50 km/s and 8.20 km/s. Determine the distance from the seismograph to the
How can identify the substance oxidized and the substance reduced? Find out the oxidizing agent and the reducing agent.
If two identical ions are apart by a distance r = 6.2 Å, the repulsive electric force which each applies on the other is 5.40 x 10-9 N. Determine how many electrons were eliminated from the neutral atom to form each and every ion?
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Protein is an essential part of our health as it forms building blocks for all of our cells, which then use amino acids to repair muscle, skin, organs, and bone
Review the information about Health Information Exchanges in the Niles (2024) textbook. Match the description to the term as best as you can
According to the Education and Care Services National Regulations, when children attend the service there must also be at least one staff
In Lesson, we discussed how to determine if there is a quality issue to measure and access. Meaning, once you have determined there is a quality problem
You have less than 10 minutes to identify the health and social concerns/needs and interventions you believe should be considered for Lorena
According to our textbook, lack of access to contraception negatively impacts women Why should contraception be a reproductive right?
In early childhood education and care services parents must always be fully informed in advance about anything that is provided for their child