Natalie Heaney

5 Questions 9 Answers 0 Followers

Questions related from Natalie Heaney

SPSS Two-way ANOVA. What next after significant interaction?

Hello, Can someone kindly explain what the best next step is, please? I measured arsenic concentrations within solutions after application of different treatment at different time intervals. It...

02 February 2018 6,287 11 View

Batch sorption experiments and pH adjustment?

Hello, I would appreciate any help with the following:My experiments are currently focusing on metal adsorption by biochar materials at different pH. When making metal solutions (e.g. Potassium...

10 October 2017 3,863 7 View

Increasing nitrates but not in controls?

Hello I am looking for suggestions as to why I am seeing the following. Any advice is welcome. Adding 0.25g dose of biochar to 10mM and 20mM concentrations of Ca(NO3)2, then agitating for 24...

03 March 2017 3,742 8 View

Ca(NO3)2.4H2O or anyhydrous for stock?

Hello, please can someone help! I am looking at nitrate adsorption using Ca(NO3)2.4H2O as the solid and plan to run samples on ion chromatography. I cannot get hold of the anhydrous form, can I...

11 November 2016 6,059 4 View

Why is my biochar not removing metals as described in literature?

Results after 24hours shows minimal (if any) removal eg. 25ppm (initial) to 23ppm (after 24hrs) for Pb,Cd and Zn performed at 22oC and pH 2. Literature still suggests more adsorption to take place...

07 July 2016 7,720 12 View