1helpmeplease 1helpmeplease

10-02-2020
Chemistry

contestada

2. Which types of changes observe the law of
conservation of mass?
A. only changes of state
B. only physical changes
C. only chemical changes
D. physical changes and chemical changes

Respuesta :

camillehanson camillehanson

10-02-2020

D) physical and chemical changes

Answer Link

Otras preguntas

A shirt she is making. One button is 1/8 inch, one is 3/8 inch, and one is 1/4 inch, the button hole in the shower is 2/6 of an inch which of the buttons will f

How many atoms are in 1.14 mol of SO2?2.05 x 10 ^24

How do structures p and Q work together to maintain homeostasis within the cell

Jeanne Williams sells welding equipment and is paid a commission of 9.5% on the first $25,000 of sales in a month and 12.4% of sales from $25,001 to $70,000 in

1) What is the best explanation of what needs revising in the following sentences? # 4 Jerry does begin to change at the beginning of the story. The act that tr

What was similar about the Supreme Court cases of McCulloch v. Maryland and Gibbons v. Ogden? A. Both involved issues that dealt with slavery. B. Both led to mo

Please help asap I cant figure out the answer

The difference of two numbers is 8. When twice the first number is added to three times the second number, the result is 51. What are the two numbers? А. 12 and

The Sugar Sweet Company is going to transport its sugar to market. It will cost $6500 to rent trucks, and it will cost an additional $125 for each ton of sugar

Use what you have learned to evaluate King’s style. Write a short paragraph in which you evaluate King’s use of one element of style to create an argument in "L