Nghiên cứu về ứng dụng mới của amoniac trong phòng cháy chữa cháy?

In Stock

Size Guide

$34.99 $29.99

Shipping and Returns Policy

The unusual [Cu7(NH3)2(H2O)4{B24O39(OH)12}]4− cluster anion, isolated in the form of its hydrated hydronium ion salt, has been crystallized in moderate ... Cyclic, hydrogen-bonded, and main group-bonded structures will be encountered, at a vast range of dissociation energies, and with varying properties. ... H2O–NH3, H2O–H2SO4, and H2O–MgSO4. (ISIS Experimental Reports RB101000 ). STFC Rutherford Appleton Laboratory: Didcot, UK. Green open access. [thumbnail of ... Aug 16, 2015 ... Why does SO2 have a larger bond angle than H2O, H2S, and NH3 ... So we have to find which of the follwing compounds has the smallest bond angle: H ... Oct 5, 2002 ... The parametrized nucleation rates are shown to be within one order of magnitude from those given by the full model with enhanced accuracy at ... Sep 5, 2021 ... In this video we will describe the equation NH3 + H2O and write what happens when NH3 is dissolved in water. When NH3 is dissolved in H2O ... Apr 15, 2018 ... In this video we'll balance the equation NH3 + H2O = NH4OH and provide the correct coefficients for each compound. To balance NH3 + H2O ... Nov 13, 2018 ... Abstract. Aqueous ammonia (NH3⋅H2O) has been shown to serve as the simplest nitrogen‐containing ligand to effectively promote copper‐catalyzed ... Nov 16, 2020 ... Try to explain on the basis of Hard- Soft acid base combinations.(HSAB Principle). H+ is hard acid while F- is hard base, so this combination will be more ... Apr 28, 2021 ... A Cu-NH3-H20 diagram with two different cu solute activities, 1 m NH3 (uncomplexed, NH3 or NH4+) at 25°C and 1 atm pressure is shown below.
  • Next Day Delivery by USPS Find out more

    Order by 9pm (excludes Public holidays)

    $11.99

  • Express Delivery - 48 Hours Find out more

    Order by 9pm (excludes Public holidays)

    $9.99

  • Standard Delivery $6.99 Find out more

    Delivered within 3 - 7 days (excludes Public holidays).

  • Store Delivery $6.99 Find out more

    Delivered to your chosen store within 3-7 days

    Spend over $400 (excluding delivery charge) to get a $20 voucher to spend in-store
  • International Delivery Find out more

    International Delivery is available for this product. The cost and delivery time depend on the country.

You can now return your online order in a few easy steps. Select your preferred tracked returns service. We have print at home, paperless and collection options available.

You have 28 days to return your order from the date it’s delivered. Exclusions apply.

View our full Returns and Exchanges information.

Our extended Christmas returns policy runs from 28th October until 5th January 2025, all items purchased online during this time can be returned for a full refund.

No reviews yet. Only logged in customers who have purchased this product may leave a review.