How long would it take a 20 g sample of Thorium-234 to decay into only 5 grams of Thorium-234

What type of solution is formed if 10 g of kclo3 are dissolved in 100g of water at 30

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis