Chemistry, 02.03.2021 14:00 cvhufjbvbcxx9845
In sea water the bromine is present as bromide ions (Br–). The equation below shows how chlorine can be used to displace bromine from sea water. Cl2(g) + 2Br–(aq) → Br2(g) + 2Cl–(aq)
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20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?
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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]
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What are the names of these two interactions with cattle and how do they differ from each other
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In sea water the bromine is present as bromide ions (Br–). The equation below shows how chlorine can...
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