Answer:
The same
Explanation:
Half life is the time taken for the number of atoms in a radioactive sample to decrease to half of the initial number of atoms. It is also the time taken for the activity of a radioactive sample to decrease to half of its original value.
If samples A and B were obtained from the same rock, then they contain the same number of atoms having the same initial activity even though the samples were not prepared in the same way for analysis.
Hence, samples A and B have the same half life.
Answer:
A mirror or a glass prism
Answer:
Nevirapine can cause serious, life-threatening side effects. These include severe liver problems, skin rash, and skin reactions. Liver and skin problems can happen at any time during treatment with nevirapine.
Explanation:
Answer:
Storm surge
Explanation:
Storm surge
Storm surge and large waves produced by hurricanes pose the greatest threat to life and property along the coast. Storm Surge is an abnormal rise of water generated by a storm's winds.
Hurricane Preparedness - Hazards
Answer:
prevents blood from clotting normally due to the body's inability to form fibrin proteins.
Explanation:
Haemophilia is a genetic disorder which could be inherited and it is characterized by constant bleeding and loss of blood when injuries occur. This is as a result of the inability of the body to form fibril proteins. The fibril proteins are responsible for the production of platelets . The platelets are responsible for the clotting of blood.
This validates haemophilia being a disorder which prevent blood from clotting normally due to the body's inability to form fibrin proteins.
