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In a double-slit experiment, the slit separation is 3 × 10-5 m. The interference pattern is created on a screen that is 2 m away from the slits. If the 7th bright fringe on the screen is 0.1 m away from the central maximum, what is the wavelength of the light? Express the answer in nanometers, nm.

A double-slit experiment produces an interference pattern on a screen. If the distance between the two slits is decreased, the bright fringes will be  

A converging lens has a focal length of 20 cm. An object is placed on the principal axis at a distance of 5 cm from the lens. What is the nature of the image formed by the lens?

For your candle making business, you need to purchase a large amount of unique scented wax. You plan to charge $9.95 per large candle. The wax you need is available from a U.S. Supplier for $24.00lb and also from a German supplier. The cost is €9.20/kg. If the current exchange rate is $1= €0.76, and 1kg=2.20lb. 1) Which supplier is giving the better price, US, German, or Equal? [1] – enter only a single word, US, German or Equal 2) What is the best price? [2] – enter number only with two places after the decimal- example: 1.11

Which fetal circulatory structure shunts blood from the pulmonary trunk to the aorta?

Solve the following problems. Report all answers to the correct number of significant figures. Show all work to earn full credit.  a.   Methyl butyrate has the chemical mass percent composition: 58.80 %C, 9.87 %H, and the remainder oxygen. What is the empirical formula for methyl butyrate?    b.   Determine the molecular formula if the molar mass of the compound is 102.13 g/mol.

A chain of more than 50 amino acids is called a __________.

Write the mRNA sequence from the following DNA sequence: TACACGTCAAAAGCGATT

One of the necessary life functions is maintaining boundaries. This refers to _________.

This body cavity that contains the heart and lungs.