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Chemistry, 22.06.2019 21:30
An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.
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Chemistry, 23.06.2019 11:00
Find the enthalpy of neutralization of hcl and naoh. 87 cm3 of 1.6 mol dm-3 hydrochloric acid was neutralized by 87 cm3 of 1.6 mol dm-3 naoh. the temperature rose from 298 k to 317.4 k. the specific heat capacity is the same as water, 4.18 j/k g. a. -101.37 kj b. 7055 kj c. 10,1365 kj
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Chemistry, 23.06.2019 18:20
Sari is studying for different sample of materials. this table shows the mass and volume of the samples. which sample material(s) could be liquid
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Mathematics, 25.02.2020 03:46
English, 25.02.2020 03:46
Mathematics, 25.02.2020 03:46
Mathematics, 25.02.2020 03:46
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Mathematics, 25.02.2020 03:47