chewwwwyyyyyy

Why are there only two elements in the first period of the periodic table?(1 point) because the next elements have other things in common and they need to be arranged together because the next elements have other things in common and they need to be arran...

Which acid-base chemical reaction is irreversible?(1 point) strong acid added to water water on its own weak base added to water weak acid added to water Hydrochloric acid is a strong acid. Acetic acid is a weak acid. Which statement about hydrochloric ac...

Substances are classified as acidic, basic, or neutral. The pH scale can be used to classify a substance. Which feature suggests that a substance is basic?a The pH is 0. b plleeaasseee heelllpp The pH is 7. c The pH is less than 7. d The pH is greater tha...

Which of the following acids would have the highest electronegativity? A. PH3 B. HCI C.H2SO4 D. H25 What is the major different between the particles in a liquid and a gas of the same substance at the same temperature? The particles in the gas are moving...

1. What is pressure in relation to a gas?A. the force the gas is exerting on its container B. the amount of particles bumping into each other c.the force an object exerts on a gas 2.When refering to a gas, the higher the temperature, the faster the partic...

Actually i have tried several times looked at the videos too and put the answer in but each time it keeps giving me 60 points out of 100 before i posted the ones here and the other ones i did it several times by myself and i'm only getting 4 wrong i know...

yea i have tried that website but it ain't getting me no where and my test is overdue now