First-order maximum of monochromatic x-rays
Suppose that all angles to be exact.
A certain crystal provides a deflection angle of 30 degrees for the first-order maximum of monochromatic X-rays having a frequency of around 4.4 × 1017 Hz.
Determine the lattice spacing of the crystal?
Expected delivery within 24 Hours
The take-up reel of a cassette tape consists of an average radius of 1.4 cm. Determine the length of tape (in meters) which passes around the reel in 56 s if the reel rotates at an average angular speed of around 3.4 rad/s.
The director of security for an industrial site is thinking of closing one or more of the site's several gates to make it easier to control who gets in.
Explain what will be the result if a student extracts first with NaOH then with NaHCO3. Explain why are the acidification steps necessary after the two extractions?
The atomic mass of an a particle is around 4.002 603 u . With the energy released in 3.66 days determine amount in kilograms the ice could be melted at 0*C?
A certain radioactive element emits a gamma ray with a frequency of 1.13 x1020 Hz. Gamma rays are electromagnetic radiation of very short wavelength emitted by the nuclei of radioactive elements.
A diamond which is having 5.0 x 10^21 atoms of carbon. Determine how many moles of carbon and calculate how many grams of carbon are in this diamond.
Determine what magnetic field strength could you get within a 2.9 diameter solenoid wound with the wire as closely spaced as probable?
The chocolate bar is scored into smaller squares or rectangles. Player who moves last wins. Examine the game and find who wins, first or second player, and what winning strategy is.
1954248
Questions Asked
3,689
Active Tutors
1414435
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Please review the following scenarios and fill in the chart with the appropriate response: Is the situation healthy, unhealthy, or abusive?
What leads children to develop healthy emotions and emotional intelligence?
Why Are Emotions Important? Emotions have a variety of functions in children's lives.
Mental health-related disorders are strongly affected by gender. What are some of the issues? Describe in your own words the main gender differences in brain?
We describe how parents, siblings, teachers, and peers socialize children's expressions and regulation of emotion.
A culturally competent counselor must approach assessment and diagnosis with clients from minority populations by considering the client's cultural background
Consider the differences between affective empathy and cognitive empathy. How will understanding the differences affect the perspectives