Chemistry, 27.07.2019 13:30 amorosoavap5cejz
Consider the following reaction: 2hcl + ca(oh)2 cacl2 + 2h2o a scientist wants to neutralize 25 ml of 0.001 m ca(oh)2 with a volume of 0.005 m hcl. what is the minimum volume of hcl required?
Answers: 1
Chemistry, 22.06.2019 08:00
Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 1
Chemistry, 22.06.2019 11:30
Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?
Answers: 2
Chemistry, 22.06.2019 18:00
Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
Answers: 1
Chemistry, 23.06.2019 01:30
The solubility of barium nitrate is 9.02 g/100 g h2o at 20°c. a 15.2 g sample of barium nitrate is added to 200.0 g of water at 20°c. is the solution saturated, unsaturated, or supersaturated? a. unsaturated b. saturated c. supersaturated
Answers: 1
Consider the following reaction: 2hcl + ca(oh)2 cacl2 + 2h2o a scientist wants to neutralize 25 ml...
Mathematics, 19.04.2021 22:00
Mathematics, 19.04.2021 22:00
Social Studies, 19.04.2021 22:00
Mathematics, 19.04.2021 22:00
Social Studies, 19.04.2021 22:00
Mathematics, 19.04.2021 22:00
Mathematics, 19.04.2021 22:00
Business, 19.04.2021 22:00
Mathematics, 19.04.2021 22:00
Mathematics, 19.04.2021 22:00