ABSTRACT Aluminum sulfate [Al2(SO4)3] is one of the chemicals that indispensable in various industries. Aluminum sulfate is produced by the Dorr process which reacts materials that contains Al2O3 and 77% sulfuric acid with barium sulfate (BaS) as catalyst in a CSTR reactor at 110°C and 1 atm pressure with 78-100% conversions. From the reactor then fed to the evaporator, crystallizer, centrifu…
The highest morbidity rate in children under five in Indonesia is always caused by ARI. It is reported that cough and cold attacks in toddlers in Indonesia reach 3-6 times every year. The prevalence rate of ARI cases in Riau in 2018 was 7.1%. These data indicate an increase in the prevalence of ARI from the data in 2013 which was 2.1%. ARI is included in the top 10 health center diseases th…
ABSTRACT In line with the increasing number of hospitals, the level of competition for hospital services is also increasing, coupled with the higher standards of public demand for health services. In overcoming these problems, hospitals must have the right strategy in order to realize the expectations of the community. This study aims to determine the effect of partnership and employee emp…
Cooperatives in Indonesia does not havethe ability to play its role effectively and strongly Pekanbaru is a city that has a high rate of economi cgrowth, Pekanbaru Proven Having researched many cooperatives that are not well developed or notactive, from data obtained fromthe Department of Cooperatives and SMEs in the city of Pekanbaru number of cooperatives in Pekanbaru In Year2013 there were 9…
Marriage is a relationship between a man and a woman who is legally recognized as a husband and wife with the desire to form a happy and eternal household based on the provisions of the Almighty God. In the Pangean people they carry customs that are not the same as those of most marriages and this difference creates a contradiction between the ulama and adat leaders, which strictly prohibits th…
This study aims to determine the effect of leadership, competence and organizational culture on employee performance at PT. Pos Indonesia Pekanbaru. The population in this study included all employees at PT. Pos Indonesia Pekanbaru, amounting to 165 people. Primary data was collected by questionnaire as an instrument to prove the results of the research, to test the hypothesis in this stud…
Some of the problems that occur between him often experience failure in smash and smash that does not fall on the target or the opponent's weak point. The purpose of this study was to determine the contribution of shoulder arm muscle power to the ability to smash, hand eye coordination to the ability to smash in male athletes aged 10-15 years BP. Bank Riau Kepri Pekanbaru. The population in thi…
This research aims to develop mathematics learning device that are Lesson Plan (LP) and Students Worksheet (SW) and 2013 curriculum based prism and pyramid material using the Realistic Mathematics Education (RME) approach for SMP/MTs students.This development research uses 4D development model who developed by Thiagarajan and modified by Endang Mulyatiningsih. The development carried out by the…
The purpose of this research is to finf out the effect of executive character, company size and leverage on the extent of tax avoidance with proxy cash effective tax rate. Independent variables used in this study are executive character, company size and leverage while the dependent variable is tax avoidanceare measured using Cash Effective Tax Rate (CETR). The population in this study is the m…
Some types of vegetables can be consumed directly as fresh vegetables without processed before, such as cabbage, basil and cucumber that are usually on the menu of “ayam penyet” stalls. Fresh vegetables are eaten rawly that potential to be contaminated by feces, characterized by existences of E. coli. This study aims to analyze the existences of E. coli bacteria on basil (Ocimum Americanum …
This research is motivated by the result of lower-grade students learn math IVA SDN 55 Kesumbo Ampai, seen from the average value of the class 66.23. Therefore, the researchers provide an alternative to the implementation of cooperative learning model learning NHT in the class IVA SD Negeri 55 Kesumbo Ampai. This research aims to improve learning outcomes Mathematics IVA grade students of SD Ne…
This study was conducted to examine the effect of Competence, Independence, Objectivity and Due Professional Care for Quality Audit. The population used in this study there are 59 auditors, the type of data used tends kualitastif the data sourced from the auditor. while the techniques of data analysis using multiple linear analysis, t test and f test with significance level of 0.10%. based on t…
Auditing process often encounter problems due to the number of auditors who againt professional standards of auditors and the code ethics of public accountants. Besides,a lot of cases happened caused of the auditors do disfunction behavior in the audit process. Thereby reducing the quality of audits produced. The purpose of this study was to examine the influence of personal auditors characteri…
Magnetic field is an important physical quantity in many research fields such as research in geology, geophysics, and research in the field of magnetism. In this paper, a computer-based instrument for measuring induced magnetic field strength is decribed. The instrument system for measuring magnetic field strength is an instrument with an external measuring unit using KMZ10B magnetoresistive se…
This research is a classroom action research that aims to improve the biological activity and learning outcomes of students with learning model cooperatif Script implementation on SMP VII5 class Pekanbaru 14 Academic Year 2012/2013. The research was conducted in April-May 2013. The subjects were 14 grade students VII5 SMP Pekanbaru, amounting to 32 people (15 students and 17 female students). P…