Chemistry, 29.10.2019 23:31 kitten9389
ms. roberts asked tim to put the label "compound" on the correct jar in the picture. which of the four substances is a compound?
a) chlorine
b) nitrogen
c) sodium
d) water
Answers: 3
Chemistry, 21.06.2019 20:50, karlyisaunicorn
Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread
Answers: 2
Chemistry, 23.06.2019 04:20, milkshakegrande101
The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.
Answers: 1
Chemistry, 23.06.2019 07:00, Bassoonist
How does science use models to gain a better understanding of concepts?
Answers: 1
ms. roberts asked tim to put the label "compound" on the correct jar in the picture. which of the fo...
Mathematics, 01.07.2019 15:30
History, 01.07.2019 15:30
Mathematics, 01.07.2019 15:30
Mathematics, 01.07.2019 15:30
Mathematics, 01.07.2019 15:30