How is an open system different from a closed system?

A. An open system does not follow the law of conservation of mass while a closed system does.

B. An open system is not balanced.

C. An open system allows matter to enter and leave during a chemical reaction, while a closed system does not.

D. Open systems will be scals prior to initiating the reaction.​

Need help asap1. All nonmetals (except hydrogen) have 8 valence electrons?True or False2. The N^-3 ion is classified as a(n) ____ and has ____.A. anion, 8 valence electronsB. cation, 8 valence electronsC. anion, 15 valence electronsD. anion, 3 valence electrons3. If two nonmetals react to form a compound and have very different _____ they form ____ bonds. If there is a small difference, then they form ____ bonds.A. ionization energy; covalent; nonpolar ionicB. electronegativity; nonpolar covalent; polar covalent.C. ionization energy, ionic, nonpolar covalentD. electronegativity, polar covalent, nonpolar covalent. Which figure could be the result of dilating this rectangle with a scale factor between 0 and 1? On a coordinate plane, a rectangle has points (0, 0), (0, 3), (6, 3), (6, 0).On a coordinate plane, a rectangle has points (0, 0), (0, 1), (2, 0), (2, 1). On a coordinate plane, a rectangle has points (0, 0), (0, 4), (8, 4), (8, 0). On a coordinate plane, a rectangle has points (0, 0), (0, 1), (4, 1), (4, 0). On a coordinate plane, a rectangle has points (0, 0), (0, 2), (8, 2), (8, 0).I HAVE 30 MINUTES LEFT ON A TIMED ASSIGNMENT!!! Nikki, Kylie and Andy are arguing about who has the biggest candy bar. Below are their measurements of each candy bar:Nikki's candy bar: 9.99 ozKylie's Candy Bar: 1.999 ozAndy's Candy bar: 10.0 ozWho has the heaviest candy bar? How do you know? I need help due today!!!!! Put the following equation and slope intercept form: y-2= 1/7(x-3) pls help What is the correct reason for 2? Why did Spanish plantation owners in the West Indies begin using enslaved Africans instead of enslaved natives? *3 pointsPlantation owners could trade food and clothing for enslaved peopleEuropean diseases had killed much of the native workforcePlantation owners wanted to help enslaved Africans pay their debtsAfricans would only sell enslaved people to plantation owners - x(x + 7 (x - 5)Graph this If point A(-8, 5) is reflected over the line y=2 and then translated according to the rule (x,y) -> (x-1, y-4), what quadrant will point A be in? Pls help extra points and mark brainlist Why is the Northern Hemisphere warmer in the summer?a)The Earth is closer to the Sun.b)The Earth is farther away from the Sun.c)The Northern Hemisphere receives less direct sunlight.d)The Northern Hemisphere receives more direct sunlight.By the way, the subject says social studies, this was an accident lol. x-y=5 and x+y=-10 is this parallel, perpendicular, or neither? Please help me! I'm stuck and really confused, thank you so much! A television news program records an interview with Catherine Walters, an executiveof a company that has been accused of dumping toxic waste near an elementaryschool.How might the news program use its medium to suggest to viewers that CatherineWalters is guilty?O A. By digging up evidence against Walters and presenting it to her duringthe interviewB. By asking Walters a series of insulting questions meant to make her lookflusteredC. By playing sinister music in the background while the interview isbroadcastO D. By getting on Walters's good side so that she'll divulge more information On Monday, all company employees report being unable to connect to the corporate wireless network, which uses 802.1x with PEAP. A technician verifies that no configuration changes were made to the wireless network and its supporting infrastructure, and that there are no outages. Which of the following is the MOST likely cause for this issue? A. Too many incorrect authentication attempts have caused users to be temporarily disabled. B. The DNS server is overwhelmed with connections and is unable to respond to queries. C. The company IDS detected a wireless attack and disabled the wireless network. D. The Remote Authentication Dial-In User Service server certificate has expired. How much data can be transmitted with a digital signal? Isabella's football team lost 2 yards on a running play.Then they received a 20-yards penalty making themlose an additional 20 yards.Write a subtraction expression to represent the changein yards.Then write an equivalent addition expression.What is the team's total change in yards? What is the meaning of neurologistics what is the answer 4, 2, 1/2, or 1/4 Emily is purchasing bags of soil to be delivered for her yard. Each bag of soil cost$4 and there is a $50 delivery fee. Emily spends $130 total. Write an equation forx, the number of bags of soil Emily purchased.