20 Decay Materials Please,

20 decay materials please

  A certain radioactive material is known to decay at a rate propotional to the amount present. If initially there is 50 mg of material present and after two hours, it is observed that material has lost 10% of its mass.

Comments

Post a Comment

Popular posts from this blog

Explain The Types Of Blood Vessels

Explain the types of blood vessels   Answer: There are three main types of blood vessels: arteries veins capillaries Explanation: Arteries . Arteries carry oxygen-rich blood away from the heart to all of the bodys tissues. They branch several times, becoming smaller and smaller as they carry blood farther from the heart and into organs. Capillaries . These are small, thin blood vessels that connect the arteries and the veins. Their thin walls allow oxygen, nutrients, carbon dioxide, and other waste products to pass to and from cells. Veins . These are blood vessels that take blood back to the heart; this blood contains less oxygen and is rich in waste products that are to be excreted or removed from the body. Veins become larger as they get closer to the heart. The superior vena cava is the large vein that brings blood from the head and arms to the heart, and the inferior vena cava brings blood from the abdomen and legs into the heart.
Read more