cleve6839 cleve6839

07-03-2024
Chemistry

contestada

Suppose you mix two solutions in a test tube and the test tube becomes hot. This is because:
1) A chemical reaction occurred
2) The test tube was heated externally
3) The solutions were at different temperatures
4) The test tube was placed under direct sunlight

Respuesta :

Otras preguntas

spends 2 hours and 20 minutes trading stickers and 125 minutes doing homework. What activity does he spend more time on? How much more time?

which organ is involved in ingestion? mouth rectum villi liver

Louise has been a child care provider for one year. She works out of her home and cares for five children. She completed a training and certification course and

what is not a safe skill you can employ to prevent your fellow teen passengers from distracting you while driving,answer option make sure someone you trust and

What is one of the fastest-growing economic developments in South Carolina today? a)communications b)food processing c)tobacco d)tourism Pls Help Me

The solubility of acetanilide is 0.53 g in 100 mL of ice‑cold water, and 5.50 g in 100 mL of boiling water. What is the maximum percent recovery that can be ach

Select the statement that best describes a buffer. View Available Hint(s) Select the statement that best describes a buffer. A buffer prevents the pH of a solut

f/5 - 22 = -25 what is the answer please help as soon as you can. 60 points

What type of mental disorder is uncontrolled shopping? phobia schizophrenia paranoid personality impulse-control

A nonvolatile storage device A. is not temperature-sensitive.B. is similar to cache memory.C. maintains data even when the computer's power is turned off.D.