The main acid in the stomach is hydrochloric acid (hcl). Which chemical equations show a reaction that occurs when someone takes an antacid? check all that apply. Hcl + naoh mr001-1. Jpg nacl + h2o 2hcl + caco3 mr001-2. Jpg cacl2 + co2 + h2o 2hcl + mg(oh)2 mr001-3. Jpg mgcl2 + 2h2o 6hcl + 2al mr001-4. Jpg 2alcl3 + 3h2 hcl + nahco3 mr001-5. Jpg nacl + h2o + co2.

All of the following are examples of service-learning opportunities except: a. donating time to senior citizen war veterans and writing a report about the experience for your u. s. history class. b. getting a part-time job at a habitat restoration center. c. reading to second-grade students as part of your assigned reading time for your english class. d. planting trees in your community and then discussing global warming in your science class.

Time's up got my coins up, my bars up, soon we find 'em we gon' slide 'em, we lined 'em, straight reclined 'em pistol grip, i got all kinds of, i'm not your driver shot gon' hit him, he won't answer, i'm blowin’ ganja so much work, they call me old school, i remind ya that bisshhh you think you got is not you, where you find her? she a kickstand, a big fan, i get behind her then i slid it in, i win, i win, ayy

Scientists observed a rock stratum and discovered some fossils. the image shows the fossils they discovered. what can you interpret from the image? an illustration showing layers rock with fossils embedded in some rock layers1. the dinosaur and the mammoth existed after the trilobites.2. the dinosaur and the armored fish existed before the trilobites.3. the trilobites and the armored fish died before the dinosaur.4. the trilobites and the armored fish were born after the dinosaur.5. the early mammoth is older than the trilobites.