Explain how much energy is needed to raise 1 gram
Explain how much energy is needed to raise 1 gram of water (as ice) from -15 degree Celsius to 110 degree Celsius (as steam)? Remember to account for the latent heat needed for the phase changes.
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Explain the final temperature when both metals are placed in the water at 20 degree Celsius? A piece of gold weighing 10.0g(c=0.129 J/g-K) is heated to100.0 degrees Celsius.
Determine arc length corresponding to given angle (in degrees) on the circle of radius 2.5. The angle of 23 degrees has the arc length of how many units.
A large electromagnet consists of a 28 T magnetic field among its poles. Determine the magnetic energy density among the poles?
Calculate the binding energy of the electron in the kJ/ mol? KE =(1/2)(mv2); 1 electron volt eV = 1.602 *10-19J] An X-ray photon of wavelength 0.932nm strikes a surface. The emitted electron has a kinetic energy of 997eV
Determine the numbers of grams of each reactant remain? In the reaction of potassium chlorate with sulphuric acid and iron, the products are: iron (III) chlorate, potassium chloride, water, and potassium sulfate.
Mrs, i have started a small business for selling stationery and am also intending to have a photocopying machine that can generate income to my premise. the copier i need is three in one, how can yo
Explain what could you notice from an image of the carbon atoms in the graphite made by using a special electron microscope?
A piece of string 5.3M long consists of a mass of 15g. What should the tension in the string be to make, in a 125HZ wave, a wavelength 120cm long?
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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