Calculate the energy in kj/mol of a mol of photons
Calculate the energy in kJ/mol of a mol of photons in the gamma ray region of the electromagnetic spectrum that has a wavelength of 4.13 pm. Express answer in scientific notation.
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in one experiment, 0.3030 g of erythrosin b (M = 879.9 g/mol) was added to enough water to make 100.0 mL of solution A. 5.00 mL of solution A was added to enough water to make 100.0 mL of solution B. Finally, 5.00 mL of solution B was added to eno
An Olympic long jumper leaves the ground at an angle of 16.8 ° and travels through the air for a horizontal distance of 6.45 m before landing. What is the takeoff speed of the jumper?
The pKa of the acid function at the 2-position is approximately 2, whereas that at the 1-position is about 3. Which of the two is the more acidic and why?
What effects does MnO2 catalyst have on the rate of evolution of O2 gas? Write a balanced equation for the decomposition of H2O2.
A 3.40 kg block is held in place by a constant applied force of 85.0 N that acts at an angle of 55.0° with the horizontal, as in Figure P4.60. Determine the minimum coefficient of static friction between block and ceiling that is required to k
Laser has a 1 m-long resonator with 98% and 100% mirror reflectances. Other loss mechanisms are negligible. The atomic transition has a central wavelength = 515 nm, spontaneous lifetime = 10 ns, and linewidth Δ = 3 pm (note the
A 4.05 g sample of a compound containing only C, H, and O was burned completely. The only combustion products were 10.942 g CO2 and 4.476 g H2O. What is the empirical formula of the compound?
The following model is used to represent the effect of the solar radiation on the photosynthesis rate of aquatic plants:P = Pm* e ^ ((- I/ Isat)+1).
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Which of the following best describes the rationale of those public officials who are promoting the policy referenced in the title of the Texas Tribune article?
Problem: Political messaging and how a policy is framed to one's supporters and to the general public are important.
What are 2 or 3 advantages of conducting policy evaluations in criminal justice? What is the significance of policy research in policy evaluation?
What is society's goal for unions? To limit individual employees' bargaining power To ensure that workers have a voice in how they are treated
How can grassroots movements and community-led initiatives drive change in addressing environmental injustices, and what strategies have proven
The control model is based on strict authority and rigid rules. It emphasizes discipline, surveillance, and limited privileges for inmates.
Question: Which of the following statements illustrates the impact of the reform era (1900-1920) on US political parties?