sosaarianna14 sosaarianna14

14-04-2020
Chemistry

contestada

Is phenolphthalein color in acid or base?

Respuesta :

jasiredd jasiredd

14-04-2020

Phenolphthalein is often used as an indicator in acid–base titrations. For this application, it turns colorless in acidic solutions and pink in basic solutions. It belongs to the class of dyes known as phthalein dyes.

Answer Link

Otras preguntas

Car B is being pushed by a force of 22000 N. If it has a mass of 1375 kg., what is the acceleration of this car?

Describing Missions of Federal Nutrition Programs Choose the federal programs being described from the drop-down menus. Provides federal assistance for healthca

can someone help? it’s 7th grade math and im finishing this project for the end of the year

Sahar starts with $114 and then pays $46 for a new my Phone. For an additional $21 she can fully insure her phone against all damage. Sahar figures that there i

18. How do you say souvenirs in Spanish recuerdos recordar recorda

The cost of making 6 chairs is $410. The cost of making 22 chairs is $570. What is the cost per chair? What is the fixed cost (or startup cost) that you need to

what is the quotient 4/5 ÷ 1/10

What are the ratio of dogs to total pets if there are 3 dogs and 5 cats?

A bullet is shot straight up into the air from ground level. It reaches a maximum height at h = 739 m.

11 Select the correct answer. Which statement best defines an inference? OA the background information about a literary work ОВ. a guess that relies only on the