subject

Chemistry, 07.04.2020 03:14 bxbykay1

What unit do scientists use to measure the distance to stars?
A.
light year

B.
astronomical unit

C.
kilometer

D.
mile

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 19:40

In this synthesis reaction what products will form

Answers: 1

question

Chemistry, 21.06.2019 20:20

Concerning the 10.0 ml of 0.50 m nacl to 100 ml of solution: when a solution is diluted, does it change the number of moles dissolved?

Answers: 3

question

Chemistry, 22.06.2019 00:30

Asolution of sodium hydroxide was titrated against a solution of sulfuric acid. how many moles of sodium hydroxide would react with 1 mole of sulfuric acid?

Answers: 2

question

Chemistry, 22.06.2019 20:30

The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?

Answers: 3

You know the right answer?

What unit do scientists use to measure the distance to stars?
A.
light year

B...

Questions

question

Health, 09.10.2019 08:50

After completing a moderate intensity level physical activity, how is a person most likely to feel. a. less stressed b. less self-confident c. distrac...

question

Mathematics, 09.10.2019 08:50

The expression x/8 could be translated a. a number and 8 b. the product of x and 8 c. x divided by 8 d. 8 divided by x...

question

Mathematics, 09.10.2019 08:50

What is the simplified version of (1/a)^3? explain. i don't understand....

question

Mathematics, 09.10.2019 08:50

Mary has to visit 6 friends in how many different orders can she visit them...

question

Mathematics, 09.10.2019 08:50

Which number replaces the box to make this number sentence true? 7 × (3 + 9) = 21 + □...

question

Mathematics, 09.10.2019 08:50

Is 0.375 less or greater that 0.625...

question

Mathematics, 09.10.2019 08:50

Jessie sorted the coins in her bank. she made 7 stacks of 6 dimes and 8 stacks of 5 nickels. she then found 1 dime and 1 nickel. how many dimes and ni...

question

History, 09.10.2019 08:50

The destruction of the world trade center in 2001 by members of al-qaeda represented which form of terrorism?...

question

Mathematics, 09.10.2019 08:50

List the six parts in order, for the format of a two-column proof....

question

Arts, 09.10.2019 08:50

When you look at an advertisement, what is the most important question you should ask yourself? a. do i have enough money to purchase the item being...

question

Mathematics, 09.10.2019 08:50

What expression is equivalent to 8x+12...

question

Geography, 09.10.2019 08:50

Most people in canada live near the northern border. select the best answer from the choices provided t f...

question

Mathematics, 09.10.2019 08:50

What is the estimated perimeter of an ellipse if the major axis has a length of 15 ft and the minor axis has a length of 7.5 ft? round your answer to...

question

History, 09.10.2019 08:50

During what period did egypt reach the height of its power?...

question

Mathematics, 09.10.2019 08:50

What are the factors of 3x2 + 13x + 4? (3x + 1)(x + 4) (3x + 4)(x + 1) (3x − 4)(x + 1) (3x − 1)(x + 4)...

question

English, 09.10.2019 08:50

Why might someone squiem uncomfortably...

question

Biology, 09.10.2019 08:50

The geographic isolation of two population of species tends to increase differences between their gene pools because it _....

question

English, 09.10.2019 08:50

which boolean operator omits information from the search parameters ? 1.and 2.or 3.without 4.not...

question

Mathematics, 09.10.2019 08:50

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the ans...

question

Mathematics, 09.10.2019 08:50

Aline passes through (1,1), (-2,4) and (6,n)...

More questions: Chemistry Another questions