subject
Chemistry, 08.07.2019 13:00 foodisbae45678

Which statement is correct about the melting points and structures of the elements in period 2: a) melting points increase across the period b) elements on the left have ionic structures c) elements on the right have covalent structures d) metals have the highest melting points

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 21.06.2019 22:20
Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?
Answers: 2
question
Chemistry, 22.06.2019 15:10
Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?
Answers: 1
question
Chemistry, 23.06.2019 06:30
What happens to the glucose molecule during the process of cellular respiration? (5 points) select one: a. it gets broken down. b. it forms oxygen. c. it builds muscles. d. it uses up energy.
Answers: 3
question
Chemistry, 23.06.2019 06:40
A250 g sample of water with an initial temperatureof 98.8 closes 6500 joules of heat. what is the finaltemperature of the water?
Answers: 1
You know the right answer?
Which statement is correct about the melting points and structures of the elements in period 2: a) m...
Questions
question
Mathematics, 24.10.2019 02:00
question
Mathematics, 24.10.2019 02:00
Questions on the website: 13722367