Questions

In a concentrated solution there is a large amount of solute.

Jazz is a music genre that originated in the African-American communities in the early 20th century. The Jazz age occurred during 1920 - 1930 i.e, started post-World War 1 movement and ended with the Great Depression in 1929. It was the age in which jazz music and dance emerged.

A posted speed limit of 55 mph means that we can drive at a speed of 55 miles per hour(mph) under good conditions in that area. We cannot that speed limit in that area.

The renal medulla is composed of tissue called Renal Pyramids.