How is a mixture different from a pure substance?


A) Mixtures can be separated by physical means.

B) A pure substance is heterogeneous.

C) Pure substances are made up of mixtures.

D) A mixture is made of one substance.

1Select the correct answer from each drop-down menu.How does the author unfold the idea that Echigo is a remote place?First, sheResetNextThen, she A pulse of a wave train travels along a stretched string and reaches the fixed end ofthe string. It will be reflected back with :A aphase change of 180 with velocity reversedB the same phase as the incident pulse with no reversal of velocityCc aphase change of 180 with no reversal of velocityD__ the same phase as the incident pulse but with velocity reversed 1.4 5.04I really need this right now! Step by step pleasee! sandee is an oregon real estate broker. she wants to run her own show. what is the traditional way to fulfill the experience requirement to obtain a principal broker's license? Can I please get help on 6-8? Really urgently needed! A reearcher i tudying the growth of bacteria. He tart with 240 of the bacteria. It grow continuouly at a rate of 10% per hour. How many bacteria will there be in 7 hour? (Round to the nearet integer if neceary) 50 POINTS!!!What expressed power ofCongress allows lawmakers toadjust the minimum wage orprotect workers from harm? The driver of a car traveling at 31.3 m/s applies the brakes and undergoes a constantdeceleration of 1.6 m/s^2.How many revolutions does each tire makebefore the car comes to a stop, assuming thatthe car does not skid and that the tires haveradii of 0.31 m?Answer in units of rev. iris was walking down the street alone and she was robbed on her walk home near a bus stop. after the accident, she was shaken up but did not start experiencing extreme anxiety until two weeks later. one night as she was going home, she saw a figure standing at a bus stop and she started to feel like she could not breathe. her heart rate increased, her vision got blurry, and she felt like she was going to die. she continues to experience this sense of alarm at least once a week. what kind of anxiety disorder does iris most likely have? group of answer choices Find the value of x, if it has a value:-[tex]\tt 33-5(x-4)=3[/tex] With college coming up, you're trying to save for tuition and books. Keeping in mind that money is your incentiveright now, choose three activities from this list and rank them from 1 to 3, with 1 being the activity that is mostappealing to you right now. work an 8-hour shift at your part-time job where you earn $9 an hour volunteer at the homeless shelter to help earn a service seal on your diploma go to the movies with your friends help your grandfather paint his house, for which he will pay you $100 babysit your cousins for a few hours today for $25 help your mother with the grocery shopping and household chores go shopping for new clothes Which of the following rational functions is graphed below?(x+3)(x-7)A. F(x) = (x+3)B. F(x)=1(x+7)(x-3)C. F(x) = 73x-7D. F(x) = 2+/x+32-7 Which of the following cannot be the sides of a triangle? (i) 4.5 cm, 3.5 cm, 6.4 cm (ii) 2.5 cm, 3.5 cm, 6.0 cm (iii) 2.5 cm, 4.2 cm, 8 cm pencils come in packages of 18. erasers come in packages of 12. phillip wants to have the same number of pencils as erasers. how many packs of pencils and how many packs of eraser will he have to buy? What is the slope of the line 5x + 1y = 6? the two graphs in (figure 1) are for two different vertical mass/spring systems.Part AWhat is the frequency of system A?Express your answer using two significant figures.Part BWhat is the first time at which the mass of system A has maximum speed while traveling in the upward direction?Express your answer using two significant figures.Part CWhat is the period of system B?Express your answer using two significant figures.Part DWhat is the first time at which the mechanical energy of system B is all potential?Express your answer using two significant figures.Part EIf both systems have the same mass, what is the ratio kA/kB of their spring constants?Express your answer using two significant figures. A highway curves to the left with radius ofcurvature of 36 m and is banked at 25 sothat cars can take this curve at higher speeds.Consider a car of mass 1091 kg whose tireshave a static friction coefficient 0.87 againstthe pavement.How fast can the car take this curve withoutskidding to the outside of the curve? Theacceleration of gravity is 9.8 m/s2.Answer in units of m/s. A constitutionally questionable law whose violation by President Johnson formed the basis for his impeachment.Force Acts of 1870 and 1871Civil Rights Bill of 1866Military Reconstruction Act of 1867Tenure of Office Act Solve for X, Leave in simplest radical form. If 21x^3-42x + 3x is divided by 3x, the quotient is