Which of the following is a characteristic of a strong acid? O A. It does not conduct electricity in water.
O B. It reacts with water to form H2 gas.
O C. It increases the OH concentration.
D. It completely dissociates in water.

Write a paragraph at least 10 sentences explaining how rocks are used today in society

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate