Today at 4:40 AM
Chemistry

Answered

why is it important to seal the mouth of the test tube

Answer :

Chelle01 Chelle01

Today at 4:46 AM

To not let in oxygen

Answer Link

Other Questions

1. Classify each angle pair as corresponding, alternate interior, alternate exterior, same side interior, linear pair. a) <1 and <5 b) <15 and <7 c) <11 and <1

Find m<1 if m<2=25 please I need

1. Classify each angle pair as corresponding, alternate interior, alternate exterior, same side interior, linear pair. a) <1 and <5 b) <15 and <7 c) <11 and <1

What trophic level (producer, consumer, decomposer) does matter pass through?

1. Classify each angle pair as corresponding, alternate interior, alternate exterior, same side interior, linear pair. a) <1 and <5 b) <15 and <7 c) <11 and <1

Q:what is sea breeze?

When sedimentary rock is exposed to heat and pressure, what does it change into? a. magma c. sedimentary rock b. igneous rock d. metamorphic rock

The table shows the functions representing the height and ba

solve this question fastplease

Which animal doesn't belong to odd-toed ungulates? ...

Express your answer as a polynomial in standard form. f(x) = 2x² + 3x + 12 g(x) = 5x - 6 Find: (gof)(x)

17. Cattle The Virginia Cooperative Extension reports that the mean weight of yearling Angus steers is 1152 pounds. Suppose that weights of all such animals can

Suppose the coffee from the previous part has a shelf life of 42 days a. How often should orders be placed? Every week(s) b. What quantity should be ordered? lb

I need help please with math

what size of soil particles is best for agriculture? What advantages does this size of particles have? What is the type of soil with this size of particles call

Activity 3: Fizzy Drinks & Fast Driving 1. Sparkling water and grape juice are mixed together to make 36 ounces of fizzy juice. a. How much sparkling water was

4x - 3y = -13 -2 + 6y = -44

Write the ratios as reduced fractions. (a) The ratio of "yes" to "no" answers is 5 to 4. (b) The vote was affirmative by a 9 to 8 margin.

It costs $24 to join the health club A,plus an additional $20 per month. It costs $80 to join the healths club B,plus an additional $12 per month. After how man

A 1. Read: Alice Jameson is a 69-year-old who has been suffering from flu-like symptoms for several days. She calls her primary care provider to make an appoint