Which of these substances contributes to soap's slippery texture?
o an acid
o a base
o carbonate
o water

Use examples from the article to explain one positive and one negative effect that chemistry has had on society

Two friends at different locations want to communicate with each other by sending low energy signals. which of the following methods can they use to communicate? a) produce x-rays using colliding electrons and send them to radios, which capture sound b) send messages using infrared radiation, which travel in the form of waves c) send radio waves through intervening media like radio and television d) produce sound waves using microwaves from heated objects

What is the value of keq for the reaction expressed in scientific notation?